Patent application number | Description | Published |
20090025938 | Fluid injection device - The present invention regards a device designed for injection of fluids in a well bore, typically an offshore well bore for petroleum production and gas injection/gas lift system for fluid injection. The device comprises a outer hollow housing ( | 01-29-2009 |
20090065215 | Fluid injection device - The present invention regards a device designed for injection of fluids in a well bore, typically an offshore well bore for petroleum production and gas injection/gas lift system for fluid injection. The device comprises a outer hollow housing ( | 03-12-2009 |
20100059222 | Power Lift Generator - The present invention relates to device for increasing the production flow in a production tubing, comprising at least one inlet for adding a fluid medium and means to provide the added fluid at an angle α between 90 and zero degrees with a longitudinal axis of the tubing. This effect is further enhanced by means for rotating the added fluid medium. A method for increasing the production flow in a production tubing is also disclosed. | 03-11-2010 |
20100288502 | Shear Open Valve - The present invention regards a device designed for injection of fluids in a well bore, typically an offshore well bore for petroleum production and gas injection/gas lift system for fluid injection. The device comprises a outer hollow housing ( | 11-18-2010 |
20110042066 | DEVICE FOR INJECTION AND STIMULATION OF FLUIDS IN A WELL BORE - Present invention regards a device for injection and stimulation of fluids in a wellbore, where the device is typically is installed in Christmas trees, wellheads or subsea. The device comprises two separable sections, where the section that is mounted/arranged within the Christmas tree or wellhead, will remain in a closed position even if the other section due to external forces is broken off or in other ways is damaged. | 02-24-2011 |
20120125621 | Bellows valve - The present invention relates to a device which can be used in an off-shore or onshore oil and/or gas well for the purpose of increasing the production of the well. The device comprises an outer structure in which a first and a second pressure-actuated bellows device are arranged, the first and second pressure-actuated bellows device, via a support means, being in fluid communication with each other. The support means is fixedly mounted internally in the outer structure, the support means thereby delimiting an open and a closed space for respectively the first and the second pressure-actuated bellows device, wherein the closed space is filled with a fluid under pressure, whilst the open space is in fluid communication with a surrounding fluid. | 05-24-2012 |
20120305256 | VALVE SYSTEM - The present invention relates to a valve system for use in a wellbore, the system comprising a side pocket mandrel and one or more well tools, where the side pocket mandrel ( | 12-06-2012 |
20130094975 | Device and method of enhancing production of hydrocarbons - A device and an associated method, of enhancing production of hydrocarbons from a wellbore by the use of a device, where the device is arranged in a side pocket mandrel. The method, and associated device, includes means for allowing a fraction of a main production flow to enter a first flow passage ( | 04-18-2013 |
20130133896 | Fluid injection device - The present invention regards a device designed for injection of fluids in a well bore, typically an offshore well bore for petroleum production and gas injection/gas lift system for fluid injection. The device comprises a outer hollow housing ( | 05-30-2013 |
20130140033 | Actuator device - The present invention relates to a device which can be employed in connection with oil and/or gas wells for the purpose of increasing the well's production. The device comprises an external structure, in which external structure a first and a second pressure-influenced bellows device is mounted, where the first and second pressure-influenced bellows devices are in fluid connection with each other via a support device. At the end opposite the connection with the support device, the second pressure-influenced bellows device is connected to a movable sleeve. The device further comprises a pivotable or rotatable closing mechanism for the device, where the closing mechanism is connected to the movable sleeve. | 06-06-2013 |
20130206239 | Valve assembly - The present invention regards a valve assembly ( | 08-15-2013 |
20130291961 | Valve device - The present invention relates to a valve ( | 11-07-2013 |
20140130893 | Shear valve - A shear valve ( | 05-15-2014 |
20140290962 | VALVE SYSTEM - A valve system for use in a wellbore includes a side pocket mandrel and one or more well tools, where the side pocket mandrel includes an elongated body section provided with a connector at its ends, the elongated body section being provided with a substantially fully open main bore for alignment with the well tubing and an offset side pocket bore. At least one through opening is provided in the side pocket mandrel, leading into the side pocket bore, and at least one through opening is provided in the internal wall, leading into the main bore, where the at least two openings are in fluid communication through the side pocket bore, in which side pocket bore at least two valves are arranged in series to form a double fluid barrier between the main bore and an outside of the pocket mandrel, the at least two valves being independently retrievable through at least one installation opening arranged in the internal wall of the side pocket mandrel. | 10-02-2014 |