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Patents

Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US46450067 Dec 198424 Feb 1987Annulus access valve system
US49497888 Nov 198921 Aug 1990Halliburton CompanyWell completions using casing valves
US49795618 Nov 198925 Dec 1990Halliburton CompanyPositioning tool
US49916548 Nov 198912 Feb 1991Halliburton CompanyCasing valve
US50296448 Nov 19899 Jul 1991Halliburton CompanyJetting tool
US503886225 Apr 199013 Aug 1991Halliburton CompanyExternal sleeve cementing tool
US53259171 Jun 19935 Jul 1994Halliburton CompanyShort stroke casing valve with positioning and jetting tools therefor
US538186227 Aug 199317 Jan 1995Halliburton CompanyCoiled tubing operated full opening completion tool system
US62764581 Jul 199921 Aug 2001Schlumberger Technology CorporationApparatus and method for controlling fluid flow
US63281121 Feb 199911 Dec 2001Schlumberger Technology CorpValves for use in wells
US63344863 Nov 20001 Jan 2002Baker Hughes IncorporatedDownhole flow control devices
US648480021 Aug 200126 Nov 2002Baker Hughes IncorporatedDownhole flow control devices
US790910231 Oct 200922 Mar 2011Frac gate and well completion methods
US81670489 Oct 20101 May 2012Frac gate and well completion methods