TULSA, OK, US
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Patent Grant
Dowell Schlumberger Incorporated
Fred M. Winn
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Kenneth H. Nimerick
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Mohamed Zerhboub
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Les Johnson
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Mark S. Keys
G01 - MEASURING TESTING
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Patent Grant
Dowell Schlumberger Incorporated
J. Mark Gross
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Patent Grant
Dowell Schlumberger Incorporated
Stanley B. McConnell
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Grant
Dowell Schlumberger Incorporated
James S. McMillan
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Dowell Schlumberger Incorporated
Paul Buisine
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Pierre-Yves Allard
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Patent Grant
Dowell Schlumberger Incorporated
Raymond J. Jasinski
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Grant
Dowell Schlumberger Incorporated
Joseph A. Ayoub
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Keng S. Chan
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Patent Grant
Dowell Schlumberger Incorporated
Harold D. Brannon
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Kenneth H. Nimerick
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Philippe Parcevaux
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Patent Grant
Dowell Schlumberger Incorporated
Wayne W. Frenier
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Grant
Dowell Schlumberger Incorporated
Arlie Allison
B08 - CLEANING
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Patent Grant
Dowell Schlumberger Incorporated
Arthur Soucemarianadin
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Patent Grant
Dowell Schlumberger Incorporated
L. Michael McKee
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
William R. McIntire
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Dowell Schlumberger Incorporated
Ronnie L. Thomas
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Laurent Muller
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Wayne Frenier
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Grant
Dowell Schlumberger Incorporated
Rudiger Oberste-Padtberg
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Patent Grant
Dowell Schlumberger Incorporated
Augdon Sampa
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Jacques Pilla
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
Jean-Yves Mioque
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Patent Grant
Dowell Schlumberger
Bart Thomeer
E21 - EARTH DRILLING MINING
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Patent Grant
Dowell Schlumberger Incorporated
James W. Martin
E21 - EARTH DRILLING MINING
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Trademark
DOWELL SCHLUMBERGER INCORPORATED
40 - Treatment of materials
