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| USA MAJOR USER LISTS | |
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Ace supply • AL George Inc. • ALL WASTE ENVIRONMENTAL • ALZA CORPORATION • AMERADA HESS CORPORATION • AMERICAN CENTRAL GAS CO. • AMOCO PRODUCTION COMPANY • ARCO DUBAI INC. • ARCO TERMINAL SERVICES • Ashland Chemical Company • Aura Engineering • AUSTRAL ENGINEERING SUPPLIES • BASF CORPORATION • Baytank (Houlton) Inc, • BOB HERBERT & ASSOCIATES • BRISTOL RESOURCES CORP • Brite-sol Services Inc. • Buckman Laboratories, • BULAB REALITY OF MISSOURI • CALLIDUS TECHNOLOGIES INC. • Carmel Olefins Ltd. • CDI-STUBBS OVERBECK • CHANNEL SHIPYARD • CHEVRON U.S.A. INC. • CIBA-GEIGY CORPORATION • Citgo Petroleum Corp. • CLARK REFINING & MARKETING • COASTAL PETROLEUM • DIAMOND SHAMROCK • DOW CHEMICAL U.S.A. • DSI Transports Inc. • EARTH RESOURCES CORP • ELECTRICAL CONTROL POWER SYSTEMS • EMPAK INC. • ENRON LOUISIANA ENERGY CO • ENRON OIL & GAS • Ensearch Exploration • ENVIROPRO INC. • Equity Trucking Company • EXXON COMPANY USA, INC. • F.E. (BUTCH) HUMPHREY • Flarestack Inc. • FORT BEND COUNTY • Gagon Mechanical • GARY WILLIAMS ENERGY INC. • GATX • Georgla Gulf Corporation • Halliburton Energy Service • Hanover Smith • HILLIARD EMISSION CONTROLS • Huntsman Corporation • Hydra Power De Mexico • INDIANA GAS COMPANY, INC. • Inter Tech Drill Solutions • Intercoastal Oil & Gas • JOHN ZINK COMPANY • JPR systems Inc. • Linda Willis - DBA/Bay-Fab • LITWIN ENGINEERS & CONSTRUCTION • Loikits Industrial Services • LUBRIZOL PETROLEUM CHEMICALS • LYONDELL PETROCHEMICAL CO. • LYONDELL-CITGO REFINING CO. • MARATHON OIL COMPANY • McDermott ETPM East Inc. • Meville B. Hall |
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Meridian Exploration Corp. • MESA Environmental Service • MID-AMERICA PIPELINE • MILES INC. • MOBIL CHEMICAL COMPANY • MOBIL PIPELINE COMPANY • Modular Environmental Tech • MONSANTO COMPANY • National Oilwell • NATIONAL STEEL CORP. • Optimized Process Design • PAKTANK CORPORATION • Pan Energy Field Services • Pennzoil Exploration • PETROGAS PROCESS SYSTEMS • Petroservicios Industiales • PHILLIPS PETROLEUM • PHOENIX ENGINEERING INC. • Power Strategies Operating • PRAXAIR • PREMIER INDUSTRIES • PRESSON MANUFACTURING LTD. • PROCESS SYSTEMS INT. • RAYTHEON CATALYTIC • Reith Corporation • RESCAR INCORPORATED • ROHM & HAAS TEXAS INC. • ROHM & HAAS DELAWARE VALLEY • S&B Engineers & Constructors • Schedule A Inc. • Schlumberger We1l Services • SEA LION TECHNOLOGY, INC. • SHELL OIL COMPANY • SHENANGO INCORPORATED • SLOSS INDUSTRIES • SMC MeEver Inc. • Southwest Concrete Product • Southwestern Gas Pipeline • Spirit Energy 76 • ST Services • STAR ENTERPRISE • Statia Terminals N.V. • SUN CO. INC. • TECHNICAL APPLICATION INC. • Tejas Gas Pipeline • TETRA APPLIED TECHNOLOGIES • TEXACO INTERNATIONAL • Texana Tank Car Mfg. Inc, • TEXAS EASTERN PRODUCTS • TEXAS OIL & GATHERING • TEXAS PETROCHEMICALS CORP. • Texas safely & Industrial • TORNADO Technologies Inc. (canada) • TORNADO SUPPLY • Trans Texas Gas Corp. • TRIDENT NGL INC. • UNION CARBIDE CORP. • UNION PACIFIC RESOURCES • UNOCAL REFINING & MARKETING • UPRC • VALERO TRANSMISSION CO. • VASTAR RESOURCES INC. • Walters Oil & Gas • Warren petroleum Company • WESTCOAST PIPELINE • Wilson Supply |