| (84) |
Designated Contracting States: |
|
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
|
Designated Extension States: |
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AL LT LV MK RO SI |
| (30) |
Priority: |
04.12.1999 US 454722
|
| (71) |
Applicant: Varco I/P, Inc. |
|
Houston, TX 77051 (US) |
|
| (72) |
Inventors: |
|
- GRICHAR, Charles, Newton
Houston, TX 77009 (US)
- SEYFFERT, Kenneth, Wayne
Houston, TX 77018 (US)
- ADAMS, Thomas Cole
Hockley, TX 77447 (US)
- LARGENT, David Wayne
Cleveland, TX 77327 (US)
- SCHULTE, David, Lee
Broussard, LA 70518 (US)
- WALKER, Jeffery, Earl
Lafayette, LA 70508 (US)
- MCCLUNG, Guy LaMont III
Spring, TX 77379-7023 (US)
- LEONE, Vincent, Dominick
Houston, TX 77069 (US)
|
| (74) |
Representative: Lucas, Brian Ronald |
|
Lucas & Co.135 Westhall Road
WarlinghamSurrey CR6 9HJ
WarlinghamSurrey CR6 9HJ (GB) |
|
