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| Number | Title | Issue Date |
| 8157003 | Integrated carbon management system for petroleum refining An environmentally and economically more efficient petroleum production/refining/utilization system for managing carbon emissions at all stages of the petroleum lifecycle is provided. The system of the current invention integrates the release of carbon from refined ... | 04/17/2012 |
| 8122948 | Apparatus and method for recovering fluids from a well and/or injecting fluids into a well Methods and apparatus for diverting fluids either into or from a well are described. Some embodiments include a diverter conduit that is located in a bore of a tree. The invention relates especially but not exclusively to a diverter assembly connected to a wing bran... | 02/28/2012 |
| 8122947 | Turbulent device to prevent phase separation A mixer for use in a transmission pipeline and a wellbore fluids pipeline having a mixing device. The pipeline extends from a well head to a processing facility. The mixer perturbs the flow into a non-laminar state. Mixer embodiments include a body having a cone sha... | 02/28/2012 |
| 7992633 | Apparatus and method for recovering fluids from a well and/or injecting fluids into a well Methods and apparatus for diverting fluids either into or from a well are described. Some embodiments include a diverter conduit that is located in a bore of a tree. The invention relates especially but not exclusively to a diverter assembly connected to a wing bran... | 08/09/2011 |
| 7934544 | Method and apparatus for on-site nitrate production for a water processing system An electric plasma arc apparatus and method produces nitrogen compounds, solely using ambient air extracted in proximity to the apparatus. The nitrogen compounds are brought into contact with a water processing system, forming nitrate on-site. Hydrogen sulfide prese... | 05/03/2011 |
| 7481268 | Collar assembly for pump thrust rod used to activate microswitch valve on chemical injection pump A collar assembly for inclusion with, or for a retrofit of, a chemical injection pump and method for manufacturing same. The collar assembly secures to a thrust rod of the chemical injection pump and may include a circular member having a central opening and a secon... | 01/27/2009 |
| 7426959 | Systems and methods for producing oil and/or gas A system including a mechanism for recovering oil and/or gas from an underground formation, the oil and/or gas comprising one or more sulfur compounds; a mechanism for converting at least a portion of the sulfur compounds from the recovered oil and/or gas into a car... | 09/23/2008 |
| 7383958 | Desanding apparatus and system A desanding vessel is inserted in a high velocity fluid stream containing entrained particulates. The vessel comprises an upper freeboard portion having a large cross-sectional wherein the fluid stream velocity drops and particulates fall from suspension. Preferably... | 06/10/2008 |
| 7377336 | Modular pressure control and drilling waste management apparatus for subterranean borehole A modularly segmented apparatus for precise borehole pressure control, removing waste from borehole fluid, and recirculating the cleaned borehole fluid includes a pressure control section, a gas separator section, and a waste management section. In the pressure cont... | 05/27/2008 |
| 7360611 | Flow system for a hydraulic choke solids strainer A strainer system having two separate strainers positioned in parallel, where one strainer can be cleaned while still permitting normal flow through the other strainer. The system flow circuit is arranged so that a high pressure backwashing flow can be applied to on... | 04/22/2008 |
| 7350581 | Vapor recovery system A vapor recovery apparatus for oil and gas well production that is used in combination with a liquid separator, a sales line and a holding tank includes a compressor, which is drivingly linked to an engine. A first conduit extends from fluid communication with the h... | 04/01/2008 |
| 7347945 | Method and an installation for separating out multiphase effluents The invention relates to a method and to an installation for separating out an effluent made up of a multi-phase fluid mixture. According to the invention, said installation includes gravity separator means whose geometrical separation characteristics can be adjuste... | 03/25/2008 |
| 7347255 | Device for detecting water in product-only pump flow stream A device for detecting the presence of water in a product-only hydrocarbon pump system particularly used for the removal of subterraneous hydrocarbons from a remediation site through a well. The device comprises a sealed float switch chamber, positioned either upstr... | 03/25/2008 |
| 7341100 | Piggable separation system An inline well fluid separator is movable for pigging operations. The separator assembly has a housing with an inlet port and an outlet port. A separation unit is carried within the housing. The separation unit has an operational position in alignment with the ports... | 03/11/2008 |
| 7281593 | Method for the circulation of gas when drilling or working a well A method for the circulation of gas when drilling or working a well. The method includes the step of pressurizing at least two chambers of a multi-chambered accumulator with inert gas. The chambers of the multi-chambered accumulator are operatively connected to one ... | 10/16/2007 |
| 7275606 | Solids strainer system for a hydraulic choke The invention contemplates a strainer based upon a four-way, two-position rotary cylindrical plug valve having a hollow plug. The normal entry port for the sealing plug of the plug valve is a circular radial hole passing from the exterior of the plug into the interi... | 10/02/2007 |
| 7243721 | Methods and apparatus for heating oil production reservoirs Methods and apparatus employing inert gases injected into the lower level of sloping underground oil-bearing formations as a driving mechanism and water injected into the upper level of the formations as a gas blocking mechanism for increasing and extending the prod... | 07/17/2007 |
| 7207399 | Modular pressure control and drilling waste management apparatus for subterranean borehole operations A modularly segmented apparatus for precise borehole pressure control, removing waste from borehole fluid, and recirculating the cleaned borehole fluid includes a pressure control section, a gas separator section, and a waste management section. In the pressure cont... | 04/24/2007 |
| 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 |
| 7178593 | Piggable separation system and method An inline well fluid separator is movable for pigging operations. The separator assembly has a housing with an inlet port and an outlet port. A separation unit is carried within the housing. The separation unit has an operational position in alignment with the ports... | 02/20/2007 |
| 7144503 | Combined degassing and flotation tank A combined degassing and flotation tank for separation of a water influent containing considerable amounts of oil and gas. A rotational flow is created in the tank which forces the lighter components such as oil and gas droplets towards an inner concentric cylindric... | 12/05/2006 |
| 7111687 | Recovery of production fluids from an oil or gas well A method and assembly for recovering fluids from, or injecting fluids into, a well having a christmas tree; the fluids typically flow between first and second flowpaths in a continuous path. The assembly may be located within the main bore, or a side passage of the ... | 09/26/2006 |
| 7108070 | Gas-to-liquids facility for fixed offshore hydrocarbon production platforms A GTL facility for a fixed offshore hydrocarbon production platform which comprises a deck attached to a base that is secured to the sea floor. The GTL facility comprises a syngas reactor for converting natural gas into syngas and a liquids production unit for conve... | 09/19/2006 |
| 7086465 | In situ production of a blending agent from a hydrocarbon containing formation An in situ process for treating a hydrocarbon containing formation is provided. The process may include providing heat from one or more heaters to at least a portion of the formation. The heat may be allowed to transfer from the reaction zone to a part of the format... | 08/08/2006 |
| 7063161 | Artificial lift with additional gas assist Well pumping of fluids having low hydrostatic pressure is provided through a combination of jet pumping and gas assisted lifting. A jet pump is located in a borehole in a producing zone of a well, and a source of gas is introduced into the fluid returning from the p... | 06/20/2006 |
| 7048865 | Method of use of a high pressure solid removal system A method for removing particles from a high pressure flow stream entails flowing the high pressure flow stream into an inlet of a high pressure trap and flowing the flow stream from the inlet into a tube in the high pressure trap. The tube is adapted to accelerate t... | 05/23/2006 |
| 7037105 | Heating apparatus for wells An apparatus for warming objects such as production conduits at a well site comprises an internal combustion engine driving a well pump. A heat exchanger shell is connected to an exhaust port of the engine, and has an output port. A circulating pump is driven by the... | 05/02/2006 |
| 7025140 | Large particulate removal system A choke for removing large diameter particulate matter from an oil or natural gas well includes a housing having a chamber with an integral solids receptacle. The chamber is in communication with a flow stream outlet and a flow stream inlet. The flow stream inlet is... | 04/11/2006 |
| 6983852 | Desanding apparatus and system A desanding vessel is inserted in a high velocity fluid stream containing entrained particulates. The vessel comprises an upper freeboard portion having a large cross-sectional wherein the fluid stream velocity drops and particulates fall from suspension. Preferably... | 01/10/2006 |
| 6948562 | Production of a blending agent using an in situ thermal process in a relatively permeable formation A method for treating a relatively permeable formation containing heavy hydrocarbons in situ may include providing heat from one or more heat sources to a selected section of the formation. The heat provided to the selected section may pyrolyze at least some hydroca... | 09/27/2005 |
| 6893558 | High pressure solid removal system The invention is a high pressure trap for removing particles from a flow stream of a high pressure well that maintains the full pressure of the high pressure well, wherein the trap has an inlet port connected to a Christmas tree, a chamber with a top flange, a botto... | 05/17/2005 |
| 6766856 | Large particulate removal system A hydraulic choke for a flow stream from a well with large diameter particulate matter of a finite amount includes an inlet with a defined inlet flow area and a chamber with a defined chamber flow area. The inlet flow area is about ⅓ the size of the chamber flow a... | 07/27/2004 |
| 6755255 | Method and apparatus for providing a portable flow line and measuring unit for an oil and/or gas well The disclosed invention comprises an apparatus and method for producing hydrocarbons from an oil well where no production lines are in place, or where the backpressure of existing production lines is higher than the surface pressure of the oil well, preventing flow ... | 06/29/2004 |
| 6648072 | Method and apparatus for delivery of treatment chemicals to subterranean wells A method and apparatus for delivering treatment chemicals to an oil and gas well. A flush pump siphons flush from the production line of a producing well and draws in a predetermined amount of treatment chemical into the siphoned flush and then discharges... | 11/18/2003 |
| 6644400 | Backwash oil and gas production An apparatus and process for recovering oil and gas from a subterranean formation wherein the production rate is controlled by the gas pressure at the well head, resulting in very slow strokes or pulses and bubbles of lift gas up to 500 feet long. An appa... | 11/11/2003 |
| 6640901 | Retrievable module and operating method suitable for a seabed processing system A retrievable fluid separation module (2) for a seabed processing system to which flow lines are connected includes one portion (60) of a multi-ported valve isolation connector (5) and a separator chamber (6) for separating a plurality of fluids from a re... | 11/04/2003 |
| 6640912 | Cuttings injection system and method An automated high speed drill cuttings processing and injection module having a relatively small foot print, capable of operation in zone one hazardous environments, for injecting drill cuttings into an earth formation, capable of handling high drilling r... | 11/04/2003 |
| 6457522 | Clean water injection system The present invention provides a clean water separation system with an electric submersible pumping device and a surface separator and pumping device for the separation and transfer of different density fluids and solids. The electric submersible pumping ... | 10/01/2002 |
| 6422313 | Apparatus and method for recovering waste production gases An apparatus and method for recovering waste production gas at an oil or gas production site using a gas-vacuum compressor, a gas-vacuum compressor cylinder or a regenerative vacuum blower to evacuate the waste production gas from the salt water tank and ... | 07/23/2002 |
| 6383262 | Energy recovery in a wellbore A process for the recovery of energy from a pressurised well stream containing a gas/liquid mixture, the process comprising: treating the well stream to a pre-separation process to separate it into gaseous and liquid phases, selecting appropriate proporti... | 05/07/2002 |
