Búsqueda Imágenes Maps Play YouTube Noticias Gmail Drive Más »
Búsqueda avanzada de patentes | Historial web | Iniciar sesión

Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US400663026 May 19768 Feb 1977Atlantic Richfield CompanyWell testing apparatus
US419218113 Nov 197811 Mar 1980Westbay Instruments Ltd.Casing assembly probes
US42100253 Ene 19791 Jul 1980Societe Nationale Elf Aquitaine (Production)Pneumatic compensator for a fluid sampling cell
US438653120 Ago 19817 Jun 1983Hani & Cie. AGMethod and apparatus for determining the injection pressure during injection operations during construction work
US44268822 Dic 198124 Ene 1984Halliburton CompanyApparatus and method for sensing downhole conditions
US47903786 Feb 198713 Dic 1988Otis Engineering CorporationWell testing apparatus
US57754248 Jul 19967 Jul 1998Depth-discrete sampling port
US58640572 May 199726 Ene 1999Method and apparatus for conducting well production tests
US592295022 Oct 199713 Jul 1999Westinghouse Savannah River CompanyDepth-discrete sampling port
US60620738 Sep 199816 May 2000Westbay Instruments, Inc.In situ borehole sample analyzing probe and valved casing coupler therefor
US60858378 Abr 199811 Jul 2000Kudu Industries Inc.Downhole fluid disposal tool and method
US630195926 Ene 199916 Oct 2001Halliburton Energy Services, Inc.Focused formation fluid sampling probe
US671904923 May 200213 Abr 2004Schlumberger Technology CorporationFluid sampling methods and apparatus for use in boreholes
US68866362 May 20023 May 2005Down Hole Injection, Inc.Downhole fluid disposal apparatus and methods
US696430128 Jun 200215 Nov 2005Schlumberger Technology CorporationMethod and apparatus for subsurface fluid sampling
US706626524 Sep 200327 Jun 2006Halliburton energy Services, Inc.System and method of production enhancement and completion of a well
US70900129 Mar 200515 Ago 2006Schlumberger Technology CorporationMethod and apparatus for subsurface fluid sampling
US724372318 Jun 200417 Jul 2007Halliburton Energy Services, Inc.System and method for fracturing and gravel packing a borehole
US734726218 Jun 200425 Mar 2008Schlumberger Technology CorporationDownhole sampling tool and method for using same
US746974631 Ene 200830 Dic 2008Schlumberger Technology CorporationDownhole sampling tool and method for using same
US74845632 Sep 20053 Feb 2009Schlumberger Technology CorporationFormation evaluation system and method
US770351725 Nov 200827 Abr 2010Schlumberger Technology CorporationDownhole sampling tool and method for using same
US786638720 Ene 200911 Ene 2011Halliburton Energy Services, Inc.Packer variable volume excluder and sampling method therefor
US804728619 Dic 20081 Nov 2011Schlumberger Technology CorporationFormation evaluation system and method
US821026020 Ene 20103 Jul 2012Schlumberger Technology CorporationSingle pump focused sampling
USRE3275528 Mar 198627 Sep 1988Halliburton CompanyAccelerated downhole pressure testing