Featured patents

Method of and Apparatus for Completing a Well
US 08833469 B2, Sept. 16, 2014, Operating valve, closure, or changeable restrictor in a well, Daniel Purkis / Petrowell Limited (Aberdeen, GB)
A completion apparatus for completing a wellbore comprising:…

Method and Apparatus for Cementing a Wellbore
US 08783351 B2, July 22, 2014, Cementing, plugging or consolidating, Lindsey Lee et al. / Fike Corporation (Blue Springs, US)
A cementing tool configured for attachment to a casing string and operable…

Biogenic Fuel Gas Generation in Geologic Hydrocarbon Deposits
US 08794315 B2, Aug. 5, 2014, Using microorganisms, Glenn Ulrich et al. / Transworld Technologies Inc. (Houston, US)
A method to stimulate the biogenic production of a combustible gas…

Tandem Progressive Cavity Pumps
US 08726981 B2, May 20, 2014, With above ground (1) motor carried by casing or casing support or (2) well fluid pump, Douglas W. Berry / Baker Hughes Incorporated (Houston, US)
A method for producing fluids from a well, the method comprising:…

Cluster Opening Sleeves for Wellbore
US 08714272 B2, May 6, 2014, Fluid flow control member, Michael Dedman et al. / Weatherford/Lamb, Inc. (Houston, US)
A downhole sliding sleeve disposed on a tubing string with at least one other…

Shear Laser Module and Method of Retrofitting and Use
US 08684088 B2, April 1, 2014, Connection or disconnection of submerged members remotely controlled, Henry A. Bergeron et al. / Foro Energy, Inc. (Littleton, US)
A blowout preventer stack comprising: a ram preventer comprising a pressure…

Monitoring Downhole Conditions With Drill String Distributed Measurement System
US 08636060 B2, Jan. 28, 2014, With indicating, testing, measuring or locating, Maximo Hernandez / Intelliserv, LLC (Houston, US)
A method of monitoring downhole conditions in a borehole penetrating a subsurface…

Encapsulating Device
US 08540031 B2, Sept. 24, 2013, Including disaster feature, Michael Rimi
An encapsulating device for containing a spilled substance during a pipe blowout…

Methods and Apparatus for Measuring Return Flow in a Well
US 08517096 B2, Aug. 27, 2013, Indicating the location, presence, or absence of cement, Pierre Vigneaux et al. / Schlumberger Technology Corporation (Sugar Land, US)
A method for evaluating the loss circulation in a wellbore made of a casing…

Multi-Sleeve Plunger for Plunger Lift System
US 08485263 B2, July 16, 2013, By fluid lift, Jeffrey J. Lembcke / Weatherford/Lamb, Inc. (Houston, US)
A plunger lift apparatus, comprising:…

Patentorg has 1948 documents under Wells Patents.

Narrow down the browsing criteria below to see more patents.

Select a subcategory
Quick navigation
New documents
  • Process for the Production of the Actinobacillus Pleuropneumoniae Toxins APXI or APXIII in a Liquid Culture Medium Under Supply of Air Enriched in Carbon Dioxide
  • Method for Manufacturing Nonvolatile Memory Device
  • Supply Chain Demand Satisfaction
  • Supply-Line Management Device
  • Storage Control Device and Method for Managing Snapshot