|
2020
|
Invention
|
Oil-based drilling fluids for high pressure and high temperature drilling operations. 2, where R ... |
|
2018
|
Invention
|
High capacity filtering screen. The present disclosure is directed to a filtering assembly and a ... |
|
|
Invention
|
Oil-based drilling fluid compositions which include layered double hydroxides as rheology modifie... |
|
|
Invention
|
Layered double hydroxides for oil-based drilling fluids. 3 LDH) compound. |
|
|
Invention
|
Thermally stable surfactants for oil based drilling fluids. Embodiments for an oil-based drilling... |
|
2017
|
Invention
|
Valve assembly and method of controlling fluid flow in an oil, gas or water well. a) such as a ba... |
|
2016
|
Invention
|
Downhole valve apparatus. A valve assembly for use in a wellbore of an oil, gas or water well, ha... |
|
|
Invention
|
Apparatus and method for controlling a downhole tool. An apparatus for controlling a downhole too... |
|
|
Invention
|
Clip and seal assembly. An apparatus having a screen frame with a first screening surface and mul... |
|
|
Invention
|
Clip & seal assembly. An apparatus having a screen frame with a first screening surface and multi... |
|
|
Invention
|
Apparatus, system and method for combining modular repair plugs. An apparatus and methods secure ... |
|
|
Invention
|
Fish through filter device. A filter device housed within a body component. The filter device can... |
|
2015
|
Invention
|
Desulfurization agent. The present disclosure is directed to a desulphurization agent for removin... |
|
|
Invention
|
Open hole drilling magnet. Apparatus, and methods of use, where the apparatus includes a cylindri... |
|
|
Invention
|
System and method for flow diversion. A flow diverter including a bypass element to divert at lea... |
|
2014
|
Invention
|
High capacity filtering screen. A filtering assembly includes a screen housing having two sidewal... |
|
|
Invention
|
System, apparatus and/or method for repairing sifting and/or filtering screens using plugs with a... |
|
|
Invention
|
Method of forming an agent and its use in desulphurisation. The present disclosure is directed to... |
|
|
Invention
|
Quaternary ammonium compounds and gas hydrate inhibitor compositions. − is an anion.
|
|
|
Invention
|
Quaternary ammonium compounds and gas hydrate inhibitor compositions. Quaternary ammonium compoun... |
|
|
Invention
|
Set on demand compositions. Cement compositions may contain a cement component and an oil-immisci... |
|
2013
|
Invention
|
Method of making a shaker screen. A shaker screen for attachment to a bed of a shaker includes a ... |
|
|
Invention
|
Drilling assembly. A tool assembly is described. In embodiments, the tool assembly has an elongat... |
|
|
Invention
|
Tool assembly apparatus and method. An apparatus, comprising a body extending in an axial directi... |
|
|
Invention
|
Clamp. A clamp holds two members together. The first member includes a recess into which a fasten... |
|
|
Invention
|
Screen frame. A screen support frame comprising, a perimeter disposed in a horizontal plane, defi... |
|
2012
|
Invention
|
Method for reducing permeability of a subterranean reservoir. 3 of a fluid loss control agent; an... |
|
|
Invention
|
Particles for use in wellbore fluids. The invention provides a method of manufacturing a solid ph... |
|
2011
|
Invention
|
Downhole tool and method. A work string tool to be operably associated with a weight-set packer t... |
|
|
Invention
|
Modular tool for wellbore cleaning and method of use. A sealing means for debris chambers of a de... |
|
|
Invention
|
Modular tool for wellbore cleaning. Modular debris chambers of a debris extraction tool and a met... |
|
|
Invention
|
Retrievable subsea device and method. A protective device for a blow out preventer stack (B.O.P.)... |
|
|
Invention
|
Downhole tool and method. A downhole packer for providing a seal in a well bore to allow integrit... |
|
|
Invention
|
Downhole tool and method. A cleaning tool (1) for use in cleaning ferrous material from a wellbor... |
|
2010
|
Invention
|
Quaternary ammonium corrosion inhibitor. − is an anion.
|
|
|
Invention
|
Downhole valve tool and method of use. A downhole isolation valve for testing the integrity of a ... |
|
|
Invention
|
Diverter cup assembly. A downhole cleaning tool for cleaning a casing is provided with a diverter... |
|
|
Invention
|
Methods for granular scavenger material transfer. A method for cleaning a reactor, the method inc... |
|
2009
|
Invention
|
Work string mounted cleaning tool and assembly method. Work string-mounted cleaning tool and a me... |
|
|
Invention
|
Drill string mounted rotatable tool and cleaning method. A method of drilling and cleaning a well... |
|
|
Invention
|
Downhole tool. A cleaning tool (1) for use in cleaning ferrous material from a wellbore has a mag... |
|
|
Invention
|
Copolymer for shale stabilization and method of use. Embodiments disclosed herein relate to metho... |
|
|
Invention
|
Degradable non-aqueous gel systems. A method of treating a formation that includes exposing a reg... |
|
2008
|
Invention
|
Invert silicate fluids for wellbore strengthening. A wellbore fluid that includes an oleaginous c... |
|
|
Invention
|
Downhole flow control tool and method. A downhole flow control tool 1, includes a flow control me... |
|
2007
|
Invention
|
Cement evaluation method and tool. A method of preparing a wellbore for production includes runni... |
