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| Number | Title | Issue Date |
| 8173851 | Processes for converting gaseous alkanes to liquid hydrocarbons A process for converting gaseous alkanes to olefins, higher molecular weight hydrocarbons or mixtures thereof wherein a gaseous feed containing alkanes is thermally reacted with a dry bromine vapor to form alkyl bromides and hydrogen bromide. Poly-brominated alkanes... | 05/08/2012 |
| 8091775 | Process and assembly for identifying and tracking assets An assembly and process for identifying and tracking assets, such as tubulars, equipment, tools and/or devices. An antenna is electrically connected to a responding device, such as a radio frequency identification device, and this assembly is connected to an asset. ... | 01/10/2012 |
| 8044820 | Method and system for performing operations and for improving production in wells A method for performing operations and for improving production in a well includes the steps of: providing radio identification devices at known locations in the well, and providing a reader device configured to read the identification devices, and to control the op... | 10/25/2011 |
| 8008535 | Process for converting gaseous alkanes to olefins and liquid hydrocarbons A process for converting gaseous alkanes to olefins and higher molecular weight hydrocarbons wherein a gaseous feed containing alkanes is reacted with a dry bromine vapor to form alkyl bromides and hydrobromic acid vapor. The mixture of alkyl bromides and hydrobromi... | 08/30/2011 |
| 7963342 | Downhole isolation valve and methods for use A method and apparatus for actuating a downhole tool in a wellbore. The method and apparatus including an actuator that operates the tool in response to the functioning of an energetic charge. The energetic charge may be set off as a part of a perforating operation.... | 06/21/2011 |
| 7880041 | Process for converting gaseous alkanes to liquid hydrocarbons A process for converting gaseous alkanes to liquid hydrocarbons wherein a gaseous feed containing alkanes is reacted with a dry bromine vapor to form alkyl bromides and hydrobromic acid vapor. The mixture of alkyl bromides and hydrobromic acid are then reacted over ... | 02/01/2011 |
| 7766085 | Apparatus, assembly and process for injecting fluid into a subterranean well Apparatus, assembly and process for allowing gas lift operations to be conducted along a relatively long perforated interval below a packer in a subterranean well. An elongated segregation member is lowered into locking engagement with a bypass mandrel secured to a ... | 08/03/2010 |
| 7714741 | Method and system for performing operations and for improving production in wells A method for performing operations and for improving production in a well includes the steps of: providing radio identification devices at known locations in the well, and providing a reader device configured to read the identification devices, and to control the op... | 05/11/2010 |
| 7677439 | Process and assembly for identifying and tracking assets An assembly and process for identifying and tracking assets, such as tubulars, equipment, tools and/or devices. An antenna is electrically connected to a responding device, such as a radio frequency identification device, and this assembly is connected to an asset. ... | 03/16/2010 |
| 7674941 | Processes for converting gaseous alkanes to liquid hydrocarbons A process for converting gaseous alkanes to olefins, higher molecular weight hydrocarbons or mixtures thereof wherein a gaseous feed containing alkanes is reacted with a dry bromine vapor to form alkyl bromides and hydrobromic acid vapor. The mixture of alkyl bromid... | 03/09/2010 |
| 7560607 | Process for converting gaseous alkanes to liquid hydrocarbons A process for converting gaseous alkanes to liquid hydrocarbons wherein a gaseous feed containing alkanes is reacted with a dry bromine vapor to form alkyl bromides and hydrobromic acid vapor. The mixture of alkyl bromides and hydrobromic acid are then reacted over ... | 07/14/2009 |
| 7511180 | Stabilizing petroleum liquids for storage or transport A process is provided for stabilizing a petroleum liquid feed stream which contains a more volatile hydrocarbon portion, a less volatile hydrocarbon portion and water. The more volatile hydrocarbon portion of the petroleum liquid feed stream is reacted with the wate... | 03/31/2009 |
| 7464760 | Inhibiting reservoir souring using a treated injection water A process for inhibiting souring in a hydrocarbon reservoir provides a feed water including a plurality of phosphorous constituents and having an elevated phosphorous concentration. At least some of the phosphorous constituents are removed from the feed water to pro... | 12/16/2008 |
| 7400263 | Method and system for performing operations and for improving production in wells A method for performing operations and for improving production in a well includes the steps of: providing radio identification devices at known locations in the well, and providing a reader device configured to read the identification devices, and to control the op... | 07/15/2008 |
| 7373251 | Method for predicting quantitative values of a rock or fluid property in a reservoir using seismic data A method is provided for predicting a value of a designated rock or fluid property in a subterranean geologic volume. A first predicted value of the designated rock or fluid property is also assigned to a volume of a multi-dimensional, multi-scale model. A first pre... | 05/13/2008 |
| 7353866 | Stimulation tool having a sealed ignition system An apparatus for stimulating a subterranean formation includes a first tube, a second tube, a combustion body and an ignition propagator. The second tube is positioned within the first tube interior and the second tube interior is sealed from the first tube interior... | 04/08/2008 |
| 7348464 | Process for converting gaseous alkanes to liquid hydrocarbons A process for converting gaseous alkanes to liquid hydrocarbons wherein a gaseous feed containing alkanes is reacted with a dry bromine vapor to form alkyl bromides and hydrobromic acid vapor. The mixture of alkyl bromides and hydrobromic acid are then reacted over ... | 03/25/2008 |
| 7283061 | Method and system for performing operations and for improving production in wells A method for performing operations and for improving production in a well includes the steps of: providing radio identification devices at known locations in the well, and providing a reader device configured to read the identification devices, and to control the op... | 10/16/2007 |
| 7268266 | Process for converting gaseous alkanes to liquid hydrocarbons A process for converting gaseous alkanes to liquid hydrocarbons wherein a gaseous feed containing alkanes is reacted with a dry bromine vapor to form alkyl bromides and hydrobromic acid vapor. The mixture of alkyl bromides and hydrobromic acid are then reacted over ... | 09/11/2007 |
| 7244867 | Process for converting gaseous alkanes to liquid hydrocarbons A process for converting gaseous alkanes to liquid hydrocarbons wherein a gaseous feed containing alkanes is reacted with a dry bromine vapor to form alkyl bromides and hydrobromic acid vapor. The mixture of alkyl bromides and hydrobromic acid are then reacted over ... | 07/17/2007 |
| 7228906 | Propellant ignition assembly and process Method and apparatus for stimulating a subterranean formation that is penetrated by a well bore in fluid communication with the formation. At least one length of propellant is assembled with at least one shaped explosive charge that is aimed axially along the well b... | 06/12/2007 |
| 7207385 | Method and system for producing gas and liquid in a subterranean well A method for producing a gas and a liquid in a subterranean well includes the step directing a gas flow in a well annulus through one or more baffle plates to separate at least some of the liquid from the gas. The method can also include the steps of directing the s... | 04/24/2007 |
| 7150315 | Downhole fluid disposal apparatus and methods A seal cartridge and barrel manifold seal are provided for use in a subterranean well and in a method to inject fluid, that is initially produced into the well from a subterranean formation or zone, into another subterranean formation or zone. The seal cartridge has... | 12/19/2006 |
| 7100693 | Process for pressure stimulating a well bore through a template One or more templates are provided for circulating fluids in a main well bore and for drilling and completing at least one offset well bore from the main well bore. Each template has a body, an inlet leg, a main outlet leg, and an offset outlet leg. A straddle assem... | 09/05/2006 |
| 7064238 | Conversion of alkanes to oxygenates A process is provided for converting an alkane to an oxygenated product by passing an alkane gas over a first fixed bed containing a higher valence bromide salt to produce an alkyl bromide, a hydrobromic acid, and a lower valence bromide salt. The alkyl bromide and ... | 06/20/2006 |
| 7063148 | Method and system for transmitting signals through a metal tubular A method for transmitting signals through a metal tubular includes the steps of transmitting modulated electromagnetic signals through a non magnetic metal section of the metal tubular, detecting the signals or a field associated with the signals, and controlling or... | 06/20/2006 |
| 7014100 | Process and assembly for identifying and tracking assets An assembly and process for identifying and tracking assets, particularly tubulars, equipment, tools and/or devices. An antenna is electrically connected to a responding device, such as a radio frequency identification device, and this assembly is connected to an as... | 03/21/2006 |
| 6962203 | One trip completion process A process and assembly for completing and providing sand control in a subterranean well and/or fracturing and preventing proppant flowback in a subterranean formation in a single trip. One or more perforating gun assemblies are juxtaposed and secured to one or more ... | 11/08/2005 |
| 6912466 | Method for imaging seismic structures A process for displaying seismic data that compares the data to a model function, typically a trigonometric sine wave. Sample points from the model function are compared to sample points of the seismic data at each graphic point being displayed. Seismic sample data ... | 06/28/2005 |
| 6886636 | Downhole fluid disposal apparatus and methods A seal cartridge and barrel manifold seal are provided for use in a subterranean well and in a method to inject fluid, that is initially produced into the well from a subterranean formation or zone, into another subterranean formation or zone. The seal cartridge has... | 05/03/2005 |
| 6802371 | Template and system of templates for drilling and completing offset well bores One or more templates are provided for circulating fluids in a main well bore and for drilling and completing at least one offset well bore from the main well bore. Each template has a body, an inlet leg, a main outlet leg, and an offset outlet leg. A straddle assem... | 10/12/2004 |
| 6761219 | Casing conveyed perforating process and apparatus A process and apparatus for completing a subterranean well bore in at least one subterranean formation. At least one perforating gun assembly is positioned on the outside of casing in a subterranean well bore. A suitable signal, such as a hydraulic, electric or wave... | 07/13/2004 |
| 6759968 | Method and apparatus for determining position in a pipe A method and apparatus for determining position in a pipe provides for the precise determination of location and associated characteristics of each pipe joint of a well, cross country pipeline or other fluid transmission line. The system includes a passive or active... | 07/06/2004 |
| 6755250 | Gas-liquid separator positionable down hole in a well bore A gas-liquid separator positionable down hole in a well bore includes an external tube having an external tube interior and an internal tube having an internal tube interior. The internal tube is positioned in the external tube interior to form an internal annulus d... | 06/29/2004 |
| 6736961 | Removal of sulfur from a hydrocarbon through a selective membrane A process for removing sulfur from a hydrocarbon employs a solid membrane. A feed stream is provided containing a feed liquid hydrocarbon and a feed sulfur species and a sweep stream is provided containing a sweep liquid hydrocarbon. A relatively large quantity of t... | 05/18/2004 |
| 6703534 | Transport of a wet gas through a subsea pipeline A transport process for a wet gas employs a subsea heat exchanger having first and second flowpaths separated by a heat transfer surface. A cooler heat transfer medium is conveyed through the first flowpath in a liquid phase while a warmer hydrocarbon str... | 03/09/2004 |
| 6644893 | Rigid jacket of an offshore platform having a quadrapod structure A launchable rigid jacket of an offshore platform has a structure including an exterior framing and a plurality of cross-sectional frame sections. The exterior framing has four outside legs, which are spaced apart to define four corners of a trapezoidal c... | 11/11/2003 |
| 6615920 | Template and system of templates for drilling and completing offset well bores One or more templates are provided for circulating fluids in a main well bore and for drilling and completing at least one offset well bore from the main well bore. Each template has a body, an inlet leg, a main outlet leg, and an offset outlet leg. A str... | 09/09/2003 |
| 6536524 | Method and system for performing a casing conveyed perforating process and other operations in wells A method for performing operations and for improving production in a well includes the steps of: locating a process tool at a required depth in the well, placing a reader device in the well proximate to the process tool, and then transporting an identific... | 03/25/2003 |
| 6443244 | Buoyant drill pipe, drilling method and drilling system for subterranean wells A buoyant drill pipe for drilling subterranean wells includes a tubular element, such as a length of metal pipe or tubing, and a buoyant element, such as an inflatable element, or a buoyant collar, attached to an outside diameter of the tubular element. T... | 09/03/2002 |
