| ABB Vetco Gray |
Halliburton Energy Services
|
Sandvik Corporation, Sweden |
| Abu Dhabi National Oil Company, UAE |
Hyundai
Engineering, Korea |
Saudi
Aramco, Saudi Arabia |
| ADCO, UAE |
Instituto
De Investigaciones Eco S. A., De C.V., Mexico |
Schlumberger
Corporation |
| AGIP S.p.A., Italy |
Intesa,
Venezuela |
Shell
Canada Ltd. |
| Amerada Hess Corp. |
John
Gandy Corporation |
Shell
Expro, UK |
| Amoco Corporation |
Kerr
McGee Corp. |
Shell
Development |
| ARCO Corp. |
KTI
Fish, Inc. |
Snamprogetti
S.p.A, Italy |
| Baker Oil Tools |
Kuwait
Oil Corporation, Kuwait |
Special
Metals, USA |
| Bouygues Offshore, France |
Lonestar
Steel Corp. |
Stone
& Webster, USA |
| BP Oil Company, UK |
Marathon
Oil Corp. |
Sumitomo
Corporation, Japan |
| British Gas, UK |
MichCon
Consolidated Gas Co. |
SunKyong
Engineering Construction, Ltd., Korea |
| Camco, Inc. |
Mobil Exploration and Production
|
Teledyne Wah Chang
|
| Canmet, Canada |
NALCO-Exxon
USA |
Technip,
Bahrain |
| Chevron Research and Tech. |
Nippon
Steel Corp., Japan |
Texaco,
Inc. |
| Chinese National Petroleum Corp., PRC |
Nalco
Exxon Chemicals |
TR
Oil Services Ltd, UK |
| CMPS & F, Australia |
ONGC,
India |
Travis
Chemicals, Canada |
| Corpoven, Venezuela |
Occidental
Corporation |
US
Naval Ordinance |
| CTOC, Malaysia |
PDVSA,
Venezuela |
UniChem
Corp. |
| Dresser Rand Corp. |
Petrobras,
Brazil |
UNOCAL
Corp. |
| Eutech Systems, UK |
Petro
Canada Resources, Canada |
VDM
Technologies |
| ESIQIE-IPN.,
Mexico |
Philips
Petroleum |
Sio Perugia, SRL - Italy
|
| Fluor Daniel Corp. |
Precision
Tube Tech. |
Ondeo
Nalco –TX USA |
| FMC Corporation |
Pritchard
Corporation |
B.G.
Technology – UK |
| Gulf Resources, Indonesia |
Quality
Tubing, USA |
Petronas
Research – Malaysia |
| Hamilton Metals |
RMI
Titanium, USA |
Bahrain
Petroleum Company |
|
