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Publication numberUS3910349 B1
Publication typeGrant
Publication dateSep 10, 1985
Filing dateNov 6, 1974
Priority dateNov 6, 1974
Publication numberUS 3910349 B1, US 3910349B1, US-B1-3910349, US3910349 B1, US3910349B1
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet

US 3910349 B1
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US4364432 *Sep 15, 1980Dec 21, 1982Hughes Tool CompanySeal assembly
US4406324 *May 28, 1981Sep 27, 1983Hughes Tool CompanyBottom lock pipe seal assembly
US4580631 *Feb 13, 1985Apr 8, 1986Joe R. BrownSupport apparatus for use in a well
US4624312 *Jun 5, 1984Nov 25, 1986Halliburton CompanyRemote cementing plug launching system
US4678031 *Jan 27, 1986Jul 7, 1987Blandford David MRotatable reciprocating collar for borehole casing
US4751967 *Oct 1, 1986Jun 21, 1988Blandford David MStage cementing apparatus
US4819726 *Oct 20, 1987Apr 11, 1989Amoco CorporationMethod for indicating the position of a cement wiper plug prior to its bottomhole arrival
US4846270 *Apr 7, 1988Jul 11, 1989Otis Engineering CorporationTrash barrier tool for wells
US4898243 *Jan 25, 1988Feb 6, 1990Lindsey Completion Systems, Inc.Liner and drill pipe assembly
US4993493 *Apr 30, 1987Feb 19, 1991Texas Iron Works, Inc.Retrievable landing method and assembly for a well bore
US5361843 *Sep 24, 1992Nov 8, 1994Halliburton CompanyMethod for completing a well
US5390742 *Mar 30, 1993Feb 21, 1995Halliburton CompanyInternally sealable perforable nipple for downhole well applications
US6223823 *Jun 2, 1999May 1, 2001Philip HeadMethod of and apparatus for installing casing in a well
US7373988 *Sep 2, 2004May 20, 2008Smith International, Inc.Liner running system and method
DE2800856A1 *Jan 10, 1978Jul 20, 1978Baker Int CorpLiner-aufhaengeeinrichtung und bewegliches werkzeug
Classifications
International ClassificationE21B33/14, E21B33/13, E21B43/02, E21B43/10
Cooperative ClassificationE21B43/10, E21B33/14
European ClassificationE21B43/10, E21B33/14
Legal Events
DateCodeEventDescription
Sep 10, 1985B1Reexamination certificate first reexamination
Nov 27, 1984RRRequest for reexamination filed
Effective date: 19841012
Mar 20, 1984RRRequest for reexamination filed
Effective date: 19840206
Apr 5, 1982ASAssignment
Owner name: HUGHES TOOL COMPANY A CORP. OF DE
Free format text: MERGER;ASSIGNOR:BROWN OIL TOOLS, INC. A TX CORP.;REEL/FRAME:003967/0348
Effective date: 19811214