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SRIPT O
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SSTO
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Stafford Manufacturing O
Stahl-Armaturen PERSTA GmbHO
StahlinO
Stainless Fabrication, Inc.OO
Stainless Valve CoO
Stancor PumpsO
Standard Alloys & Mfg.O
Standard Filter CorporationO
Standard Pump, Inc.O
Standford MaterialsO
Stanhope-Seta O
Stanley Consultants GroupO
Stansted Fluid PowerO
Stansteel Asphalt Plant ProductsO
StantecO
Star Scientific Glass Co.O
Star Water SystemsO
Stargate International O
Startech Environmental Corp.O
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StataCorp LP O
Stat-Ease, Inc.O
Statistix O
StatoilO
StatPoint, IncO
StatSoft (**)O
Status InstrumentsO
StaubliO
Stawag Biotech AGO
STC-Engineering GmbHO
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Stedman Machine CompanyO
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Steel Plate Fabricators AssociationO
Steel Tank Institute OO
Steelbelt SystemsO
Steetley Bentonite and AbsorbentsO
Stein Seal CompanyO
Steinhaus GmbHO
stela Laxhuber GmbHO
Stelform EngineeringO
Stella-MetaO
Stelter and Brinck, Inc.O
Stemmerich, Inc.O
Stenflex Rudolf Stender GmbHO
Stenner O
Stepan CompanyO
Stephenson Chemical CompanyO
Steri Technologies O
SteritoolO
Sterling Chemicals, Inc.OO
Sterling Fluid Systems - SIHIOO
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Sterling Scale Company O
Sterlitech CorporationO
Sternvent O
Steuby Manufacturing CompanyO
Stevens Geomembranes O
Stevenson Manufacturing CompanyO
Stevenson Specialty RefractoriesO
Steward Enterprise, Inc. O
Steward Environmental SolutionsO
Stewart R Browne Manufacturing Co.O
Stewart-Buchanan Group O
STFO
STI TechnologiesO
Stirling Energy Systems, Inc. (SES)O
STM Power Inc.O
Stochos Inc.O
STÖCKELO
Stoddard SilencersO
Stone Bond Corp.O
StoneL CorporationO
StonhardO
Stork Materials Technology ... O
Stork Turbo Blading O
Stormceptor CanadaO
Stormwater Management Inc.O
Straec TechnologiesO
Strahman Valves Inc.OO
Straight Line Filter, Inc.O
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Strainsert Co.O
Stranco ProductsO
Strassburger Filter GmbHO
StratcoOO
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Stress Engineering Services, Inc. O
StressTelO
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Structural Integrity Associates OOOO
Structural Preservation SystemsO
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STV Group, Inc.O
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Süd-Chemie Performance PackagingO
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Sulfatreat (**)O
Sullair Corporation O
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Sulphur Experts Inc. O
Sulzer Chemtech USAOOOO
Sulzer Metco (**)O
Sulzer PumpsO
Sulzer Turbomachinery Services O
Sumitomo Chemical Co.OOOO
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Sumitomo Seika ChemicalsOO
Summit Filter Corporation O
Summit Research LabsO
Summit Training Source, Inc.O
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Sun Coast ChemicalsO
Sun Company, Inc. (SUNOCO) O
Sun Engineering Services, Inc. O
Sunco Powder Systems O
SuncombeO
SuncorOO
Sundyne CorporationOO
SunjutO
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Super Products CorporationO
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Superbolt, Inc. O
Supercritical Fluid Technologies, Inc.O
Superior ChemicalOO
Superior ElectricO
Support Systems Intl.O
Sure Flow Products LLCO
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Surface Engineered ProductsOOO
SurfaceWeb.com (**)O
Surfactants Virtual LibraryO
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Survey-2-CADO
SusChem.org O
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SVF Flow Controls O
Swagelok CompanyOO
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SwecoOO
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Swenson Process Equipment (**)OOOOOOO
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Switches UnlimitedO
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symex GmbH & Co. KGO
Symmetric ResearchO
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Syntroleum Corp., TulsaOO
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Systat Software Inc. (SSI) O
Systech Environmental CorporationO
Systektum GmbHO
System Improvements, Inc. O
system-technik GmbHO
T&T TechnologyO
T.D. Williamson, Inc.O
TA Instruments OO
Taber IndustriesO
Tacmina Corporation O
TADO
Taftan Data (**)O
TAH IndustriesO
Tahas Group O
Tahoe Design SoftwareO
Taiwan CarbonO
Taiwan Pu CorporationO
Taiwan Valve Co., Ltd.O
Taiyo Koko Co.OO
TAL Materials, Inc. (TAL) OO
TAL Technologies O
TAM InternationalO
TAMI Industries O
TamoilO
Tampa Rubber & Gasket Co. (**)O
TamrotorO
Tank Industry Consultants (TIC)O
Tank SolutionsO
TankFarm.Net O
TankFarmVendor.comO
Tanks DirectO
Tanks ManufacturersO
Tarashe Saz e Tolou CoO
TarbyO
Tata Consulting EngineersO
Tate Andale Inc.O
Tate Engineering Systems, Inc.O
Taunton Engineering CompanyO
TAV EngineeringO
Taylor ChemicalO
Taylor Devices, Inc.O
Taylor Forge Engineered Systems, Inc.O
Taylor Precision ProductsO
Taylor ProductsO
Taylor TechnologiesO
Taylor-DeJonghO
TB WoodsO
TBIO
TCS Engineered ProductsO
TD Williamson, Inc. (TDW)O
TD*X AssociatesO
TDA Research IncO
TDC Filter O
Teadit N.A., Inc.O
TEAM Industrial ServicesO
Tebodin Consultants and Engineers O
TEC.MAO
tec5USA, Inc. O
Tecan LtdO
Tecfluid SAO
Tech Environmental O
Tech Packaging GroupO
Tech Pak SolutionsO
TECH Products Inc.O
TECHAP® GmbHO
TechExpoOO
Techint Engineering and Construction O
Technalysis, Inc.O
Techne® Inc.O
Technetics CorporationO
Technic, Inc.O
Technical Data Services (TDS)O
Technical Database Ltd. O
Technical Diagnostic Services, Inc. (TDS) O
Technical Glass ProductsO
Technical Heaters/Thermolab O
Technical Machine Products (TMP) O
Technical Specialties Co.O
Technical Toolboxes O
Technimat O
Technip USA CorporationO
Technip-CoflexipO
Techno Force SolutionsO
TechnoLogixO
Technology Convergence Inc.O
Technology Group InternationalO
Technology Transition CorporationO
Techstreet O
Techware Engineering Application (**)O
Tecna S.A.O
Tecnetics Industries O
Tecnicas Reunidas, S.A.O
TecnimontO
TECO - Thompson Equipment CompanyO
TecofiO
TECO-Westinghouse MotorO
Tecumseh Products Company O
Tedia Company O
TeeMark CorporationO
Teikoku USAO
Tekiplus Manufacture Group O
Tekmar-DohrmannOOOO
TeknikerO
Tekni-Plex O
TeknocraftO
Teknoflow, Inc.O
Teknor Apex CompanyO
Tekscan, Inc.O
Tek-Temp InstrumentsO
Telatemp CorporationO
Teledyne Brown EngineeringO
Teledyne Monitor LabsO
TelemetrySCADAO
TelevacO
Tellkamp Systems, Inc. O
TelogO
Telsonic UltrasonicsO
Tel-Tru Manufacturing CompanyOO
TelucoO
TEMAO
Tema Systems, Inc.O
TemcorO
TEMIO
Temperature CorporationO
Temperature Sensors O
Tempest CompanyOO
Tempest EnvironmentalO
Tempo Glove ManufacturingO
TEMP-PRO O
TempshieldO
TenconO
TENMAT LtdO
TEQCOM Industries Inc. O
Terlet O
Termotran, S.A. O
Tern Technologies, Inc.O
Terra Environmental (TEPCO)O
Terracon CorporationO
Terralog Technologies (TTI)O
Tescom CorporationO
Tesoro Petroleum Corporation O
Tessenderlo ChemieO
TestAmericaO
TesTex, Inc. O
Testo AGO
TETRA Technologies, Inc. OOOO
Tetrahedron AssociatesO
Texas Analytical Controls Inc.O
Texas Chemical CouncilO
Texas ElectronicsO
Texas Gauge & Controls, Inc. O
Texas Sampling, Inc.O
TexLoc, Ltd. O
Texmark ChemicalsO
Texol Technical SolutionsO
TexParO
Textiles Coated International O
TFSO
TGO TechnologiesO
Tharo Systems, Inc. O
Thayer ScaleO
The American Ceramic Society (ACerS)O
The Aumund Group O
The Austin Company O
The Balancing Company, Inc.O
The Blue Book of Building and Construc.O
The C.P. Hall CompanyO
The Carl Anderson AgencyO
The Catalyst Group (TCG) O
The Celtic Engineering Company O
The Center for Public IntegrityO
The Charles Machine WorksO
The Chemical Institute of CanadaO
The Combustion Institute O
The Composites RegistryO
The Definitive Deodorant CompanyO
The Dialog CorporationO
The Distillation Group, Inc.OO
The Environmental Group Ltd (EGL)O
The Environmental Network O
The Equity Engineering Group (E2G)O
The Filter StoreO
The Filtration SocietyO
The G. C. Broach Co. O
The Grieve CorporationO
The Hall Chemical Co.O
The Hans Pedersen CompanyO
The Henry G. Dietz Co.O
The Hydraulic InstituteO
The Innovation Group (TIG) O
The International Adsorption Society.O
The International Group, IncO
The Jet Pulverizer CompanyO
The Keith CompanyO
The Koteles Service Company O
The Kreyenborg GroupO
The Lab Depot, Inc.O
The Lee Company O
The Linden CompaniesO
The Louis Berger Group, Inc.O
The Mary Kay O'Connor Process SafetyO
The Mc Nally Institute (**)O
The Mcilvaine Company (**)O
The Molecular Modeling e-ConferenceO
The Reactor Lab (**)O
The Recorder Company O
The Retec Group, Inc.O
The Roberts CompanyO
The Screen Machine Portable ConveyorsO
The Smith GroupO
The Society for Protective CoatingsO
The Sol-Gel GatewayO
The Stellar GroupO
The Swiss Institute of Safety & SecurityO
The Tapecoat CompanyO
The Timken Co.O
The Tintometer Ltd.O
The Transmitter Shop (TTS) O
The Vacuum Technology PageO
The Vibration Institute O
The Water Jetting DirectoryO
The Williams Companies (**)O
The Wolfson CentreO
The Youngs Industries, Inc. (**)O
Thelen Reid & Priest LLP O
ThermaCal Inc.O
Thermal Analysis Systems CoOO
Thermal CareO
Thermal Ceramics (**)OO
Thermal Connections (**)O
Thermal Energy Intl.O
Thermal Engineering of ArizonaO
Thermal Equipment CorporationO
Thermal Instrument Co.O
Thermal-Chem CorporationO
ThermaSysO
ThermatrixO
Thermax ChemicalsOO
Thermax Inc.O
Thermax LtdOO
Thermi CitéO
ThermidaireO
TherminolO
Thermo AndersenO
Thermo Cahn O
Thermo Design EngineeringO
Thermo Electric Co., Inc.O
Thermo ElectronO
Thermo Elemental (**)O
Thermo Environmental InstrumentsO
Thermo HaakeOO
Thermo LabSystemsO
Thermo Measurement Corp.O
Thermo MIEO
Thermo NicoletO
Thermo OnixO
Thermo Orion (**)O
Thermo RamseyO
Thermo-Clean N.V.O
ThermodynO
Thermodyn Corp.O
ThermofluxO
ThermoGen O
ThermonO
Thermonics Inc.O
Thermoplastic Valves Inc. (TVI)O
ThermoProbe Inc. O
ThermosealO
Thermoseal Glass LLCO
Thermotech EnterprisesO
Thermotron IndustriesOO
thermowaveO
ThermTechO
Thern, Inc.O
Thielsch Engineering O
Thin Film Technology, Inc. (TFT) O
THMAAO
Thomas C. Wilson, Inc.O
Thomas ConveyorO
Thomas Desalination ServiceO
Thomas Russell Co.O
Thomas ScientificO
Thomason Mechanical CorporationO
Thomassen Compression Systems bvO
Thomson DerwentO
Thomson Industries, Inc.O
Thornton Inc. O
Thorwesten Vent GmbH O
Thunder Scientific O
Thyracont GmbHO
ThyssenKrupp VDMO
Tianjin Univtech Co., Ltd. O
Tico TitaniumO
TiconaO
Tiger ChemicalO
Tiger-Vac, Inc. (USA)O
TIGG Corp.OO
Tighe & Bond, Inc.O
TiMark Inc.O
Time Mark CorporationO
Time Service GmbHO
TIMETO
Timex Filtration & Water SystemsO
Tinker & Rasor O
Tintometer GmbH O
TIP TOP Oberflächenschutz Elbe O
TiPS IncorporatedO
TiPS, Inc.O
Tiqsons Technologies O
TireLess Tech O
TISCORO
Tisdale Co. Inc. O
Tisza Chemical Group (TVK Ltd.) O
Titan Flow Control, Inc. O
Titan MegaBags Industrial CorpO
TITAN Metal FabricatorsO
Titan Projects LtdO
Titanium Fabrication Corporation O
Titanium Industries, Inc.,O
Titanium Tantalum Products LtdO
Titeflex Corporation O
T-Lon Products, Inc. O
TLV Co.O
TMTS Associates, Inc.O
Tnemec CompanyO
TNO O
TNT Pallecon Logistics O
ToagoseiO
Todd Combustion O
Tofik K. KhanmamedovO
Tokushu Kika KogyoO
Tokuyama Corp.O
Tomah ProductsO
TomCO2O
Tomoe Engineering Co.O
Tong Shen O
Tonson Air Motor Mfg. Co.O
Tonson IncO
Top Secret CoatingsO
Topog-e® GasketsO
Topp Industries, Inc.O
TorftechO
Torit DCE O
Toromont Process SystemsO
Torquetronics Inc.O
Torres PumpsO
TosohO
Total Combustion Inc.O
Total Control SystemsO
Total Fina Elf (**)OOO
Total Temperature InstrumentationO
Tote SystemsO
Totton Pumps O
Tower TechO
TowerScanO
Townson-MercerO
Toyo Engineering Corporation (TEC) OO
Toyo GoseiO
TPA Howe-BakerOO
TPA IncorporatedO
TPS TechnitubeO
Trace AnalyticalO
Trace Environmental SystemsO
Trace LaboratoriesO
Tracer ResearchO
Trackmobile®, Inc.O
TRA-CON,Inc.O
Tractebel EngineeringO
TradeOut.comO
TradePoint Systems LLCO
Trade-Ranger O
TrailigazO
TrainingOnlineO
TRAK Environmental Group, Inc.O
Tramfloc Inc.O
TraneO
Trans Environmental SystemsO
TransairO
TranscatO
Transceram GmbHO
Trans-Chemco, Inc.O
TranschemicalO
Transcom, IncO
TranselektroO
Transene Company Inc.O
Transmation ProductsO
Transmission Machinery Co., Ltd., O
Transpower CorporationO
TransTexas Gas CorporationO
Transvac O
Tranter, Inc. (**)O
TrasorO
TRC CompaniesO
Treiber Controls Inc.OO
Treitel Chemical EngineeringO
Trelleborg Sealing Solutions’ (**)O
TREMA Verfahrenstechnik O
TrenStar Inc. O
Trent TubeO
Tri ToolO
TRI Transmission & BearingO
Triad Process EquipmentO
TRIAD Sales LLCO
Triangle ChemicalO
Tricat GmbH Catalyst ServiceO
Tricat Zeolites O
Tri-CloverO
Trico Mfg. Corp O
TriconO
Triconex O
TRICORO
Trident Computer Resources, Inc. O
Tridium, Inc.O
Trigon-Sheehan O
Trig-Tek, Inc.O
Trimco-Plastic Extrusions O
Tri-Mer Corp. (**)O
Trim-Lok Inc. O
Trinidad Inspection Services Ltd.O
Trinity Chemical IndustriesO
Trinity ConsultantsO
Trinity Industries, Inc.O
Trinity Technologies O
TRInternational Trading Company Inc.O
Trionetics, IncOOO
Tri-Petro International O
Triple EEEO
Triple/S DynamicsO
Tri-Tec Company O
TriTek Corp.O
Triten Corporation (**)O
Triton Analytics CorporationO
Triveni Engineering & Industries Ltd.O
Trojan Technologies, Inc.O
Trouvay & Cauvin O
Troy CorporationO
TRUFLOO
Trumbull IndustriesO
TS Tanksystem S.AO
TSI Inc.O
Tsukishima KikaiO
Tsukishima TSKO
T-Thermal Co.O
TTI, Inc. O
Tua Engineering Ltd.O
Tubacex Tubos Inoxidables, S.A. (**)O
TubeFit EngineersO
TubelaO
TubeMaster, IncO
TubeNetO
Tubing ManufacturersO
Tubos ReunidosO
TuboscopeO
Tuboscope Pipeline Services O
TuchenhagenO
Tuf-Lok™ International O
TUFNOLO
Tulsa Heaters, Inc. O
TULSTARO
Turblex, Inc.O
Turbo Components & Engineering O
TURBOCAM Inc.O
TurbocareO
TurboDynamicsO
Turbomachinery IndustriesO
Turbomachinery LaboratoryOO
TurboSonicO
Turbosteam Corporation (**)O
TURCK USA O
Turkish Petroleum Corp.O
Turner DesignsO
Turner EnvirologicO
Turner IndustriesO
Turner, Mason & CompanyOO
TurnKey Solutions Inc.O
Tuthill Coupling GroupO
Tuthill Energy SystemsO
Tuthill Pump GroupO
Tuthill Transfer SystemsO
Tuthill Vacuum & Blower SystemsO
TÜV Product ServiceO
TW Plexus® O
TWI PressO
Twin City Fan & Blower O
Twister BVO
Tyco Environmental Systems (TES) O
Tyco Thermal ControlsO
Tyco Valves & ControlsO
Tycon-TechnoglassO
Tylok International, Inc.OO
U of N. Dakota's Energy & EnvironmentalO
U of Surrey - Chemical Engineering O
U.E. Systems, Inc. (**)O
U.S. Bellows, Inc. O
U.S. Chemical and Hazard Investigation BoardO
U.S. Citrus and Subtropical Products Laboratory O
U.S. Combustion Products, Inc.O
U.S. Hazmat Chemical StorageO
U.S. Jetting Inc.O
U.S. Laboratories O
U.S. Para Plate CorporationO
U.S. Pipe and Foundry CompanyO
UAS Automation SystemsO
UB Engineering LimitedO
UBE IndustriesO
UCB GroupOO
UchiyaO
UE SystemsO
Uehling Instrument CompanyO
UEIO
UFC FluorogreenO
UGSO
Uhrden Inc O
UIC GmbH O
UIC, Inc.O
UK Computational ChemistryO
UK Petroleum Industry Association (UKPIA) (**)O
ULT Umwelt-LufttechnikO
Ultimate Eaters O
Ultimate Process Systems Ltd.O
Ultra Clean Fuels Technologies O
Ultra TechO
UltrafilterO
Ultraflo Corp.O
Ultraflo SystemsO
UltrafloteO
UltrapaveO
Ultrasonic Non-Destructive Tech. JournalO
Ultrasonic Scientific (**)O
UltraTech InternationalO
Ulysses Systems, Inc.O
UmetricsO
Umicore Precious Metals RefiningO
UMISTO
Unicat Catalyst Technologies, Inc.O
Unicel IncO
Uni-Chem HoseO
Unified Machine & Design O
Unifin International, Inc. O
Unifire ABO
Uni-Form ComponentsO
UniFrax CorporationO
UNIK Associates O
Union CarbideOO
Union Process Inc.O
Unione Petrolifera (**)O
Unipure CorporationO
Unipure EnvironmentalO
UniqemaO
Uniroyal Chemical O
UnisensorO
Unisorb Installation Tech.O
Unitech Industries O
United Air SpecialistsO
United Chemical Technologies, Inc.O
United Conveyor Corporation (UCC) O
United Electric Controls O
United Equipment TechnologiesO
United Filtration SystemsO
United Industrial ServicesO
United KG O
United Laboratories International, LLC OO
United Laboratories, Inc.O
United Manufacturing International 2000 O
United Refrigeration Inc. (URI)O
United States Plastic CorpO
United Vacuum CorporationO
UnitedPower Equipment Co., Ltd.O
UniTorq Actuators & Controls O
UniTrak CorporationO
Unity Tube, Inc.O
Unival ControlsO
Univar USA O
Univation TechnologiesO
Univer PneumaticsO
Universal Analyzers O
Universal Compression O
Universal Flow Monitors (UFM)O
Universal Industrial GasesO
Universal SilencerO
Univertical CorporationO
Unocal CorporationO
UNSWO
UOP AdsorbentsO
UOP LLCOOO
UOP Wright Killen Information TechnologiesO
Upright Inc.O
Up-To-Date Environmental Engineering AG O
URSO
US Department of Energy Database O
US Department of TransportationO
US Filter/Schumacher Filters AmericaO
US Microbics Inc.O
US Paraplate Corp.O
US PeroxideO
USA CompressionO
Used Machinery VendorsO
USFilter Dewatering Systems - SiemensO
USFilter-Siemens Water TechnologiesOOOO
Usolye-Siberian SiliconO
Uson L.P.O
USX Engineers & Consultants, Inc. (UEC)O
UTEC GmbHOO
Utech Products, Inc.O
UtexO
UtiliPoint International Inc. O
UTSI InternationalO
Uvex SafetyO
UWTO
V.L.Clark Chemical O
VA Tech HydroOO
VaahtoO
Vaccon Vacuum ProductsO
Vactor O
Vacuubrand GmbH O
Vacuum Atmospheres O
vacuumpumpworldO
VaihingerO
VaisalaO
Valence Corporation O
Valero Energy CorporationO
Val-Matic® CorporationO
Valvcon CorporationO
Valve & Filter Corporation (VAF) O
Valve ConceptsO
Valve ManufacturersO
Valve Manufacturers Association (**)O
Valve WorldO
Valvesandactuators.comO
Valve-tek Mfg. Co., Ltd.O
Valvoline CompanyO
Valvtechnologies O
VALWO Industriearmaturen GmbHO
Van Air Systems Inc.O
Van der Graaf O
Van Leeuwen Pipe & Tubes GroupO
VansonO
Vanton PumpsO
Vapor TechO
Vaprotec GmbH O
Vara Technologies O
Varec (**)OOOO
Varian Inc.OO
VariscoO
Vastas Valve and Fitting O
Vasu ChemicalsO
Vaughan Co., Inc. O
VECO CorporationO
Vecom GroupO
Vector TechnologiesOO
Vega Grieshaber KGO
Velan Valve Corporation (**)O
VelconO
Velocity Industries IncO
Velocys Inc.O
Velsicol ChemicalO
Vendavo, Inc. O
Ventech Engineers, Inc.O
Ventilex USAO
Venture GroupsO
Venture Measurement Co.O
Veolia Water SystemsO
VEPICAO
Verband der Keramischen Industrie O
VerdexO
Vereinigte Füllkörper-Fabriken (VFF)O
VerisO
Veritech Inc.O
Veriteq Data LoggersO
Versa Products. Co. , Inc.O
VersaCore O
Versa-Matic Pump CompanyO
vertacrossO
Vertere O
Verticore TechnologiesO
Vertiflo Pump CompanyO
Viatec Inc.OOOOO
Viatran Corp.O
Vibra ScrewO
Vibrair O
Vibration & Rotating Equip. Technologies O
Vibration Specialty Corp.O
Vibro-Meter SAO
VibroTek, Inc.O
VICI (Valco Instruments Co. Inc.)O
VICI Metronics O
Victaulic Company of AmericaO
Victor House PublicationsO
Victor Industries, Inc. (VICI)O
Victrex USA Inc.O
Videx O
Vietnam National Petroleum (Petrolimex)O
ViEX Inc.O
Viking Pump (**)O
Vikrant InternationalO
Villiger-Systemtechnik AGO
Vindum Engineering, Inc.O
VinnolitO
ViscolubeO
ViscotekO
Viscotherm AGO
Vishay Intertechnology, Inc.O
Visimix (**)O
Visio CorporationO
Vision ElectricO
Vista Control SystemsO
Visual SolutionsO
VisuateO
Vitusa ProductsO
VLECalc O
VMICO
Voest-AlpineO
VogelsangO
Vogt Technologies, Inc.O
Vögtlin Instruments AGO
Voith Transmissions, Inc.O
Volkmann GmbHO
VoltaixO
Von Roll InovaO
Vooner Vacuum Pumps, Inc.O
Vortab Company O
Vortex Ecological TechnologiesO
Vortex VenturesOO
VORTI-SIV® O
Vosper Thornycroft ControlsO
VoV Enterprises, IncO
VPInstruments BV O
VP-SPEC TechnologiesO
VSX-Vogel Software GMBHO
VTT Chemical Technology (**)O
Vulcan ChemicalO
Vulcan MaterialsO
Vulkan International Machinery Corp.O
VWR Scientific ProductsO
W.A. Hammond Drierite Co. Ltd.O
W.A. Kates CompanyO
W.L. Gore & AssociatesO
W.S. TylerO
Wabash Power EquipmentO
Wacker-Chemie GmbhO
Waco Chemical & Supply OO
Waco Instruments O
Wagner Alarm- und Sicherungssysteme GmbH O
WAGO Corp.O
Wah ChangO
Wah Joo Seng International TradingO
Wahlco, Inc.O
Walchem CorporationOO
Wallingford SoftwareO
Walsall LtdO
Walsh AutomationO
Walter G. RathmannO
Walter Tosto SerbatoiO
Waltron Ltd.O
Walzel Services.O
WAM Systems (**)O
Wanner Engineering O
Ward Tank & Heat Exchanger Corp.O
Warex Valve GmbHO
Warner ElectricO
Warren Controls CorporationO
Warren Insulation O
Warren Rupp Inc. (**)O
Warrender Ltd. O
Warren-Forthought, inc. O
Warwick Effect Polymers LimitedO
Washington Group InternationalO
Wasser Filtration, Inc. O
Wasson-ECE InstrumentationO
Waste Management & Processors Inc.O
Waste Management & Research CenterO
Waste Water Treatment SuppliersO
Wastenews.comO
WasteWater Engineering Virtual LibraryO
Wastewater Technology, Inc.O
Water & Wastewater ProductsO
Water and Wastewater.ComO
Water Business CenterO
Water Environment Federation O
Water MazeO
Water Quality Association (**)O
Water RightO
Water TechnologiesO
Water Treatment SuppliersO
Water WorksO
Water/Wastewater Links PageO
WaterEngineeringO
WaterlinkO
Waterlink Barnebey SutcliffeOOOO
Waterlink Sanborn TechnologiesO
Waterloo MapleO
Waternet (**)O
WaterOnlineO
Waters Corporation OO
Waters Equipment Co.O
WaterSteamProO
Watersurplus, Inc.O
WaterWorld O
Watlow Electric Manufacturing O
Watson McDaniel Co.O
Watson-Marlow Bredel PumpsO
Watts IndustriesOOO
Watts Water TechnologiesO
Waukesha Bearings Corporation (**)O
Waukesha Cherry-BurrellO
Waukesha Foundry Inc.O
Wavefunction O
WaveOneO
Wavin BVO
Wazee Crane O
WCR, Inc.O
WDM PumpsO
WEAMCOO
WearTech SolutionsO
WeatherfordO
WeBBusterZ Engineering Software O
Weber Marking Systems, Inc. O
Weber Sensors, Inc. O
webMethods, Inc. O
Wedeco Ideal Horizons O
Wedgewood TechnologyO
Weed Instrument Co., Inc.O
WEGO
WeidmüllerO
Weir Clear Liquid DivisionO
Weir Minerals DivisionO
Weir TechnaO
Weir Valves & Controls O
Weiss GWE GmbHO
Weisse & Eschrich GmbHO
WEKA AG O
Welch Rietschle ThomasO
Welders Filtration TechnologyO
Weld-Tech EngineersO
Welker Engineering CompanyOOO
Welland & TuxhornO
Wellington Laboratories O
Wellman Graham LtdO
WellMark-Cemco-MajorOO
WellogixO
Wenshan Yunrun International Co., Ltd.O
Wenzel Downhole Tools O
wepukoO
WeritO
Wernert-Pumpen GmbHO
Wesco Industrial Products, Inc.O
Wessex Engineering Ltd.O
Westbay Instruments O
WesTech Engineering, Inc. O
Western Oil SandsO
Western Petroleum Company O
Western Precipitation O
Western States Machinery CoO
Western States Petroleum Ass. (WSPA)O
Westfalen AG O
Westfalia Separator AGO
Westfall Manufacturing CompanyO
Westfield Engineering & ServicesOO
Westlake Polymers LPO
Westlock Controls O
WFIO
Whaley Products, Inc.O
WhatmanOOO
Wheelabrator Air Pollution ControlO
Whirl-Air-Flow CorporationO
Whirlwind Engineering Inc. ®O
Whitehouse Scientific LtdO
Whitford PlasticsO
Whitson Sullivan CompanyO
Wieland ElectricO
Wieland Lindgren & Asso, Inc. O
WIKA InstrumentsO
Wilcoxon Research, Inc. O
Wildcat Chemicals O
Wilden Pump (**)O
WilfleyO
Wilhelm Deller GmbH O
Wilhelm Köpp Zellkautschuk O
Wilhelm Wagner GmbH - WIWAO
Wilhelm Werner GmbH O
Wilks EnterpriseO
Willa, Inc.O
Willacy Oil Services Ltd. OO
William Cook BurtonO
Williams Fire & Hazard ControlO
Williams Patent Crusher and Pulverizer O
Wilmad LabglassO
Wilo Salmson Pumps O
Wilson-Mohr O
Windmill SoftwareO
Windrock, Inc.O
Winkelhorst Trenntechnik GmbHO
Winkworth Machinery Ltd. O
Winn & Coales (Denso) O
WinSim Inc.O
Winston F2S CorporationO
Winters InstrumentsO
Wintershall AG (**)O
Wire Belt CompanyO
Wirth MaschinenO
WISAG AGO
Wiss, Janney. Elstner AssociatesO
Witt LiningO
Witte Co.O
Witte PumpenO
Witzenmann GmbHO
Wizard Drum Tool CompanyO
WKM DivisionO
Wm. A. Schmidt and Sons, Inc.O
Wm. W. Meyer & Sons, Inc.O
Wohl AssociatesO
Wolfram Research Inc.O
WonderwareO
Wood Group Gas TurbinesO
Woodex Bearing CompanyO
Woodhead ConnectivityO
Woodhead Industries, Inc.O
Woodhill Engineering Consultants O
Woodside Petroleum Ltd.O
Woodward Governor CompanyO
Worcester Controls EuropeO
Workgroup Technology CorporationO
WorkriteO
World Bridge Industrial Co. LtdO
World Chemical USAO
World EnergyO
World Minerals Inc.O
World Water Works, Inc. O
worldpumpsO
Worldwide Oilfield Machine, Inc. (WOM) O
WorldWideTesting.com O
Wormald Ansul (UK) Ltd O
Woven Metal ProductsO
WOW EnergiesO
WPILO
Wright Pump® O
WRT BV O
WSA Trenchless ConsultantsO
WSF IndustriesO
WTWO
Wuxi Mashan Heat Exchanger Equip.O
WWEMAO
WWW Virtual LibraryO
Wyatt Technology O
Wyss Wassertechnik AGO
Wyssmont Co.O
XchangerO
XinChemO
XL Environmental O
Xogen Power Inc.O
Xomox Corporation O
Xycom Automation (**)O
Xytel Corporation O
Yagnam Pulverizer Pvt. LtdO
Yamada PumpO
Yamatake Corp.O
Yardney Water Management SystemsO
Yaskawa Electric CorporationO
Yeomans Chicago CorporationO
yet2.comO
YFM ptfe lined chemical equipment plantO
Yokogawa Corporation of AmericaOO
York Energy ConservationO
York International Corp.O
You Chang Carbon Co., Ltd.O
You Chang Co., LtdO
Young & FranklinO
Young EngineeringO
Young IndustriesO
Young TouchstoneO
YPF (Argentina)O
YPS Valves LtdO
YSI IncorporatedO
ystral gmbh O
Yu Chuan Technology Enterprise Co., Ltd.O
Yuasa Trading Co.O
Yuba Heat TransferO
Yukos Oil CorporationO
Yula CorporationO
Zachry Construction Corp.O
ZeecoO
Zehua Chemical Engineering Co. (**)O
Zellweger AnalyticsO
Zeltex Inc.O
Zenith PumpsO
Zenon Environmental Inc. O
ZeochemO
Zeolyst International O
ZEON CorporationO
Zeppelin Silos & Systems GmbH O
Zero Gravity FiltersO
Zeta Corporation O
Zeton International O
Zeus Development Corporation (**)O
Zeus Industrial Products O
Zeyon, Inc.O
Zhuhai Skyhigh Chemicals (SKYCHEM) O
Zibo Chemical Equipment PlantO
Zimmer GmbHO
Zimpro ProductsO
ZircoaO
Zircotec TechnologiesO
ZMI/PortecO
ZOK InternationalO
Zonic CorporationO
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