Title:
ANNULAR SEALING IN A ROTATING CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2013/102131
Kind Code:
A3
Abstract:
An annular seal having a sealing member (302k) and method for use is provided for sealing an item of oilfield equipment. The annular seal has an inner diameter for receiving the item of oilfield equipment and a frame (300k). The seal member (302k) is contiguous with the frame (300k). The annular seal is configured for durability, in that it resists wear, inversion, increases lubricity, enables tightness, and/or otherwise generally increases endurance, toughness, and/or permanence.
Inventors:
HANNEGAN DON M (US)
CHAMBERS JAMES (US)
JACOBS MELVIN (US)
CHAMBERS JAMES (US)
JACOBS MELVIN (US)
Application Number:
PCT/US2012/072156
Publication Date:
March 20, 2014
Filing Date:
December 28, 2012
Export Citation:
Assignee:
WEATHERFORD LAMB (US)
International Classes:
E21B33/02
Domestic Patent References:
| WO2009029146A1 | 2009-03-05 |
Foreign References:
| CA2575477A1 | 2008-07-12 | |||
| US20050183856A1 | 2005-08-25 | |||
| GB2362668A | 2001-11-28 | |||
| US5647444A | 1997-07-15 |
Other References:
See also references of EP 2812526A2
Attorney, Agent or Firm:
OATHOUT, Mark, A. (Suite 960Houston, TX, US)
Download PDF:
Previous Patent: FLUID TRANSFER ASSEMBLY AND METHODS OF FLUID TRANSFER
Next Patent: SYSTEM AND METHOD FOR PROCESSING A TIRE-WHEEL ASSEMBLY
Next Patent: SYSTEM AND METHOD FOR PROCESSING A TIRE-WHEEL ASSEMBLY