Darwin D. Arline

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Swellable packer with back-up systems
- Patent number 7,806,193
- Issue date Oct 5, 2010
- Baker Hughes Incorporated
- Vel Berzin
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Field assembled packer
- Patent number 7,478,679
- Issue date Jan 20, 2009
- Baker Hughes Incorporated
- Vel Berzin
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF MAKING A DOWNHOLE SWELLABLE SEAL WITH A PASSAGEWAY THERET...
- Publication number 20130283593
- Publication date Oct 31, 2013
- BAKER HUGHES INCORPORATED
- Robert O. Castillo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
DOWNHOLE SEALING DEVICE AND METHOD OF MAKING
- Publication number 20130008643
- Publication date Jan 10, 2013
- BAKER HUGHES INCORPORATED
- Robert O. Castillo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
DOWNHOLE SEALING DEVICE AND METHOD OF MAKING
- Publication number 20100230902
- Publication date Sep 16, 2010
- BAKER HUGHES INCORPORATED
- Robert O. Castillo
- E21 - EARTH DRILLING MINING
Information Patent Application
Swellable Packer with Back-Up Systems
- Publication number 20090139707
- Publication date Jun 4, 2009
- BAKER HUGHES INCORPORATED
- Vel Berzin
- E21 - EARTH DRILLING MINING
Information Patent Application
Field assembled packer
- Publication number 20080135260
- Publication date Jun 12, 2008
- Vel Berzin
- E21 - EARTH DRILLING MINING