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| Number | Title | Issue Date |
| 8110095 | Oil sand processing apparatus control system and method A control system for an oil sand processing apparatus and a method for controlling the apparatus. The apparatus includes a rotatable drum, an oil sand feed mechanism, a drive mechanism for rotating the drum, a first drum support and a second drum support. The contro... | 02/07/2012 |
| 8105089 | Medical procedures training model A training model for use in training to perform a medical procedure which is invasive of a skull, such as the insertion of an external ventricular drain or the evacuation of a subdural hematoma. The training model may comprise a base component defining a training co... | 01/31/2012 |
| 8016039 | Method of reducing water influx into gas wells A method of reducing water influx into a wellbore, wherein the wellbore is in fluid communication with a subterranean formation such as a gas producing formation or gas reservoir. The method particularly places a gelant in a desired position down the wellbore and in... | 09/13/2011 |
| 7998504 | Deposition products, composite materials and processes for the production thereof A composite material comprising a substrate and a deposition product and the use of a deposition product for providing an antimicrobial effect. The substrate of the composite material is a medical device. Further, in each of the composite material and the use, the d... | 08/16/2011 |
| 7938182 | Method for recovery of natural gas from a group of subterranean zones A method for recovering natural gas from a group of subterranean zones containing natural gas, including injecting an amount of a displacing gas into a first subterranean zone, producing a first produced gas from the first subterranean zone, collecting an amount of ... | 05/10/2011 |
| 7894946 | Apparatus for managing an energy consuming load by compiling load state data from other loads An apparatus for managing an energy consuming load in a group of energy consuming loads comprising the load and a plurality of other loads, including a transmitter to transmit a set of load state data generated from the load and a receiver to receive sets of load st... | 02/22/2011 |
| 7891639 | Aligned and axially loaded pig injector valve The present invention relates to an apparatus for a flanged connection between a tubular member having a flange and a valve fitting having a valve flange and a valve body, and in particular to an apparatus for axially loading the mated threads of the valve flange an... | 02/22/2011 |
| 7841305 | Heat exchange apparatus A heat exchange apparatus for use in transferring heat to a heat sink. Preferably, the heat sink is comprised of a natural gas supply line at a pressure reduction station. Alternately, the heat sink is comprised of a storage tank. The apparatus is comprised of a hea... | 11/30/2010 |
| 7832503 | Downhole motor with a continuous conductive path A downhole drilling motor comprising a housing and a shaft extending within the housing, wherein the shaft is movable relative to the housing. Further, a conducting path extends within the housing between a first axial position and a second axial position. The condu... | 11/16/2010 |
| 7811343 | Method and apparatus for separating liquid droplets from a gas stream A method and apparatus for separating liquid droplets from a gas stream. The method includes the steps of conditioning the gas stream which contains the droplets so that the gas stream exhibits substantially turbulent flow, passing the gas stream generally axially t... | 10/12/2010 |
| 7740062 | System and method for the recovery of hydrocarbons by in-situ combustion A system and a method for recovering hydrocarbons from a reservoir containing hydrocarbons, by in-situ combustion. The system includes a primary liquid production wellbore having a substantially horizontal primary production length extending through the reservoir, a... | 06/22/2010 |
| 7731857 | Method for treating a process water to obtain carbon dioxide therefrom A method for treating a process water from a bitumen recovery process in order to obtain carbon dioxide from the process water, which method includes lowering the pH of the process water, thereby causing carbon dioxide to evolve from the process water as evolved car... | 06/08/2010 |
| 7727384 | Bitumen recovery process for oil sand A bitumen recovery process is provided which includes the step of providing a bitumen froth or a component derived from the bitumen froth as a feed material, wherein the bitumen froth is produced in a primary separation process from a slurry comprising oil sand and ... | 06/01/2010 |
| 7721583 | Pipe bending shoe A pipe bending shoe including a support frame, a pipe channel defined by a first bending frame connected with the support frame and by a second bending frame connected with the support frame, and a plurality of flexible straps spaced along the pipe channel and spann... | 05/25/2010 |
| 7687076 | Deposition products, composite materials and processes for the production thereof A method for producing a deposition product includes providing a deposition solution having a pH below 7 and comprising an aqueous solution of a silver salt comprised of silver ions and an oxidizing agent. The silver salt is comprised of silver nitrate and has a con... | 03/30/2010 |
| 7685732 | Orientation sensing apparatus and a method for determining an orientation An orientation sensing apparatus includes a rotatable first member, an orientation sensor device fixed with the first member for generating orientation data relating to an orientation sensor device orientation, and a rotation sensor device for generating rotation da... | 03/30/2010 |
| 7677313 | Method for controlling water influx into wellbores by blocking high-permeability channels A method of blocking a high permeability channel in communication with a wellbore, including the steps of introducing an amount of an unreinforced gel into the high permeability channel via the wellbore and introducing an amount of a reinforced gel comprising an amo... | 03/16/2010 |
| 7663757 | Apparatus and method for obtaining a reflectance property indication of a sample A method for obtaining a reflectance property indication of a sample which includes making a reflectance measurement of the sample and correcting the reflectance measurement in order to obtain the reflectance property indication. The reflectance measurement represen... | 02/16/2010 |
| 7651100 | Seal assembly for limiting movement of a seal within a seal housing An improvement in a seal assembly for sealing with a rotatable component extending within the seal assembly and defining a longitudinal axis of rotation, the seal assembly being of a type including a seal element retained by a seal housing, where one of the seal ele... | 01/26/2010 |
| 7566235 | Electrical connection assembly An electrical connection assembly for providing an electrical connection between a first component and a second component, wherein the second component is comprised of a tubular member and defines a bore, wherein the first component is received within the bore of th... | 07/28/2009 |
| 6877566 | Method and apparatus for causing pressure variations in a wellbore A method and apparatus for causing pressure variations in a wellbore. A valve mechanism and a sealing device are provided in the wellbore. The valve mechanism is part of a valve device which may be actuated between an open position and a closed position. The valve d... | 04/12/2005 |
| 7537424 | Apparatus and method for handling pipe sections An apparatus and method for handling pipe sections, preferably for use with a drilling head. The apparatus includes a storage bin defining a substantially fixed bin dispensing position, a transfer device for individually transferring a pipe section between the bin d... | 05/26/2009 |
| 7531135 | Process and system for controlling a process gas stream In a process and system for recovering sulfur from a process gas stream initially comprising a hydrogen sulfide containing gas and an oxygen containing gas, a control process and system respectively are provided. The sulfur recovery process includes a thermal step h... | 05/12/2009 |
| 7482578 | Gamma radiation spectral logging system and method for processing gamma radiation spectra A gamma ray logging system and a method of calibrating a detected gamma radiation spectrum. The gamma ray logging system includes a gamma ray detector for detecting gamma radiation, an analyzer for generating a detected gamma radiation spectrum from the detected gam... | 01/27/2009 |
| 7467658 | Down hole drilling fluid heating apparatus and method An apparatus for providing heat energy to a fluid, including a housing adapted for connection into a working string and for inserting into a borehole, a flow path for the fluid extending within the housing, a pressure drop device positioned within the flow path, and... | 12/23/2008 |
| 7382453 | Apparatus and method for characterizing an interfacial property of a dispersion An improvement in a PVT apparatus, which improvement includes a fluid path model having a fluid path and a sampling section, wherein the depth of the fluid path within the sampling section is substantially uniform and is less than about 100 μm. The apparatus may be... | 06/03/2008 |
| 7321293 | Integrated magnetic ranging tool An improvement in a tool of the type which is adapted for connection into a drilling string, which tool is adapted to perform a function in the drilling string as a first function. The improvement is a magnetic field source incorporated with the tool so that the too... | 01/22/2008 |
| 7300673 | Deposition products, composite materials and processes for the production thereof Methods for the production of deposition products including an oxidized metal species under both acidic and alkaline conditions, methods for the production of composite materials including a substrate and the deposition product, and products in the nature of deposit... | 11/27/2007 |
| 7293606 | Heat exchanging apparatus A heat exchanging apparatus including a gas fuelled flameless heater and a heat exchanger loop. The heat exchanger loop includes a heat absorbing section which is contained within the flameless heater so that the flameless heater provides a heat source for the heat ... | 11/13/2007 |
| 7287603 | Combined casing expansion/casing while drilling method and apparatus A drilling assembly (2) comprises upper (4) and lower (6) drill strings with a fluid passage (80) therethrough for distributing fluid to a bottom hole assembly (10). The upper drill string (4) has an upper end (11) co... | 10/30/2007 |
| 7252604 | Target apparatus for a sport goal A target apparatus includes a bracket for attachment to a goal frame member such that a front of the bracket faces a forward direction perpendicular to a front goal plane of the goal, a back of the bracket faces a rearward direction and a defensive area side is adja... | 08/07/2007 |
| 7234544 | Drill tool shaft-to-housing locking device In a tool having an inner member supported within an outer member, wherein the tool defines a longitudinal axis, a device is provided for preventing relative rotation of the inner member and the outer member. The device is comprised of a locking mechanism and a lock... | 06/26/2007 |
| 7189275 | Permeable composition, controlled release product and methods for the production thereof A permeable composition, a controlled release product, and methods for producing the permeable composition and controlled release product. The permeable composition includes a matrix material, a particulate filler material, and interfacial passageways between the ma... | 03/13/2007 |
| 7150242 | Animal litter box An animal litter box which is configured to urge an animal toward a desired orientation in the litter box. The litter box includes a floor, a sidewall extending upward from the floor to define an interior of the litter box, which sidewall has an interior sidewall su... | 12/19/2006 |
| 7144516 | Settling tank and method for separating a solids containing material A method and a settling tank for use in separating a solids containing fluid, such as a drilling fluid. The settling tank includes a settling compartment comprised of an inlet and an upper outlet so that the fluid passes through the settling compartment generally in... | 12/05/2006 |
| 7084782 | Drill string telemetry system and method A telemetry system and method for communicating information axially along a drill string comprised of a drive train supported within a housing. The system includes an axial conducting loop formed by the drill string for conducting an axial electrical signal embodyin... | 08/01/2006 |
| 6948572 | Command method for a steerable rotary drilling device In a drilling system of the type comprising a rotatable drilling string, a drilling string communication system and a drilling direction control device connected with the drilling string, a method is provided for issuing one or more commands to the drilling directio... | 09/27/2005 |
| 6932154 | Pressure sensor insert for a downhole tool A replaceable pressure sensor insert adapted for removable connection with an insert carrier. The pressure sensor insert is comprised of a housing defining an exterior and an interior of the housing, a pressure sensor connected with the housing such that the pressur... | 08/23/2005 |
| 6899174 | Floating instrument insert for a tool An instrument insert for a tool of the type comprising an inner member extending within an outer member, the inner and outer members being capable of relative longitudinal movement. The insert includes a first insert portion comprising a first instrument component o... | 05/31/2005 |
| 6890122 | Highway marker device A highway marker device is provided for marking the location of an object, such as a culvert, located adjacent to a highway. The marker device is comprised of a coil spring having a first end and a second end, wherein the coil spring is comprised of a plurality of w... | 05/10/2005 |
