1
James K Whanger, Simon J Harrall: Reinforced swelling elastomer seal element on expandable tubular. Weatherford Lamb, Moser Patterson & Sheridan L, December 28, 2004: US06834725 (169 worldwide citation)

An apparatus and method used for sealing a wellbore. The apparatus includes a swelling elastomer disposed around an outer surface of the tubular body. The swelling elastomer is isolated from wellbore fluid in an annulus. However, upon the application of an outwardly directed force to an inner surfac ...


2
James K Whanger, Simon J Harrall: Reinforced swelling elastomer seal element on expandable tubular. Moser Patterson & Sheridan, June 17, 2004: US20040112609-A1 (1 worldwide citation)

The present invention generally relates to an apparatus and method for sealing a wellbore. In one aspect an apparatus for sealing a wellbore is provided. The apparatus includes a swelling elastomer disposed around an outer surface of the tubular body. The swelling elastomer is isolated from wellbore ...


3
Whanger James K, Harrall Simon J: Joint detancheite elastomerique expansible renforce sur corps tubulaire expansible, Reinforced swelling elastomer seal element on expandable tubular. Weatherford Lamb, Weatherford Lamb, DEETH WILLIAMS WALL, September 5, 2006: CA2452798 (1 worldwide citation)

The present invention generally relates to an apparatus and method for sealing a wellbore. In one aspect an apparatus for sealing a wellbore is provided. The apparatus includes a swelling elastomer disposed around an outer surface of the tubular body. The swelling elastomer is isolated from wellbore ...