Patent application number | Description | Published |
20110214858 | DOWNHOLE STEAM GENERATOR AND METHOD OF USE - A downhole steam generation system may include a burner head assembly, a liner assembly, a vaporization sleeve, and a support sleeve. The burner head assembly may include a sudden expansion region with one or more injectors. The liner assembly may include a water-cooled body having one or more water injection arrangements. The system may be optimized to assist in the recovery of hydrocarbons from different types of reservoirs. A method of recovering hydrocarbons may include supplying one or more fluids to the system, combusting a fuel and an oxidant to generate a combustion product, injecting a fluid into the combustion product to generate an exhaust gas, injecting the exhaust gas into a reservoir, and recovering hydrocarbons from the reservoir. | 09-08-2011 |
20130180708 | APPARATUS AND METHODS FOR RECOVERY OF HYDROCARBONS - Embodiments of the invention described herein relate to methods and apparatus for recovery of viscous hydrocarbons from subterranean reservoirs. In one embodiment, a method for recovery of hydrocarbons from a subterranean reservoir is provided. The method includes drilling an injector well to be in communication with a reservoir having one or more production wells in communication with the reservoir, installing casing in the injector well, cementing the casing, perforating the casing, positioning a downhole steam generator in the casing, flowing fuel, oxidant and water to the downhole steam generator to intermittently produce a combustion product and/or a vaporization product in the reservoir, flowing injectants to the reservoir, and producing hydrocarbons through the one or more production wells. | 07-18-2013 |
20140209310 | DOWNHOLE STEAM GENERATOR AND METHOD OF USE - A downhole steam generation system may include a burner head assembly, a liner assembly, a vaporization sleeve, and a support sleeve. The burner head assembly may include a sudden expansion region with one or more injectors. The liner assembly may include a water-cooled body having one or more water injection arrangements. The system may be optimized to assist in the recovery of hydrocarbons from different types of reservoirs. A method of recovering hydrocarbons may include supplying one or more fluids to the system, combusting a fuel and an oxidant to generate a combustion product, injecting a fluid into the combustion product to generate an exhaust gas, injecting the exhaust gas into a reservoir, and recovering hydrocarbons from the reservoir. | 07-31-2014 |
20140238680 | DOWNHOLE STEAM GENERATOR AND METHOD OF USE - A downhole steam generation system may include a burner head assembly, a liner assembly, a vaporization sleeve, and a support sleeve. The burner head assembly may include a sudden expansion region with one or more injectors. The liner assembly may include a water-cooled body having one or more water injection arrangements. The system may be optimized to assist in the recovery of hydrocarbons from different types of reservoirs. A method of recovering hydrocarbons may include supplying one or more fluids to the system, combusting a fuel and an oxidant to generate a combustion product, injecting a fluid into the combustion product to generate an exhaust gas, injecting the exhaust gas into a reservoir, and recovering hydrocarbons from the reservoir. | 08-28-2014 |
20140284051 | DOWNHOLE STEAM GENERATOR CONTROL SYSTEM - A control system for controlling the operation of a Downhole Steam Generator (DHSG) system includes a cascade control strategy for control of individual final control elements in communication with a local well master controller. The final control elements may control fuel, oxidant, feedwater, and/or carbon dioxide flow to the downhole steam generator. The local well master controller may monitor and adjust the flows to the DHSG to control the operating performance of the DHSG. | 09-25-2014 |
20140332201 | APPARATUS AND METHODS FOR RECOVERY OF HYDROCARBONS - Embodiments of the invention described herein relate to methods and apparatus for recovery of viscous hydrocarbons from subterranean reservoirs. In one embodiment, a completion string for an enhanced oil recovery system is provided. The completion string includes an umbilical device having a plurality of conduits disposed therein, a downhole steam generator coupled to the umbilical device by a connect/disconnect device, and a conduit extending from the downhole steam generator through a packer. | 11-13-2014 |
20140332218 | APPARATUS AND METHODS FOR RECOVERY OF HYDROCARBONS - Embodiments of the invention described herein relate to methods and apparatus for recovery of viscous hydrocarbons from subterranean reservoirs. In one embodiment, a system for recovering hydrocarbons comprises a downhole steam generator for coupling with a packer in an injector well, an umbilical device coupled to the downhole steam generator for lifting or lowering the downhole steam generator in the injector well, a first shear point disposed between the downhole steam generator and the packer, and a second shear point disposed between the umbilical device and the downhole steam generator, wherein the first shear point has a shear strength that is different than a shear strength of the second shear point. | 11-13-2014 |
Patent application number | Description | Published |
20090305688 | Method of Enabling a Combinational Service and Communication Network Implementing the Service - A method for enabling a combinational service in a communication network in which a plurality of terminals can operate, includes: establishing a first plurality of connections toward the plurality of terminals based on first terminal identifiers, providing a management entity with the first identifiers; providing the management entity with second identifiers of selected terminals included in at least part of said plurality; associating the first identifiers and the second identifiers with the combinational service; and establishing, by means of the management entity, a second plurality of connections toward said selected terminals by employing the second identifiers. | 12-10-2009 |
20100190491 | ASSOCIATION OF A MOBILE USER IDENTIFIER AND A RADIO IDENTIFIER OF A MOBILE PHONE - A method of associating a mobile user identifier identifying a mobile interface of a mobile phone and a radio identifier identifying a radio interface of the mobile phone includes: at a device configured to communicate with the radio interface, detecting that the mobile phone is located within a coverage area of the device, thus recovering the radio identifier; establishing a radio connection between device and mobile phone; transmitting to the mobile phone through the radio connection a command to access a mobile service for transmitting to an association server a message including the radio identifier; at the mobile phone, transmitting the message to the association server through the mobile service; and at the association server, retrieving the mobile user identifier through the mobile service and reading the radio identifier from the message, thereby associating the mobile user identifier and the radio identifier. | 07-29-2010 |
20100198954 | METHOD AND SYSTEM FOR THE PROVISION SEESION CONTROL IN AN LOCAL AREA NETWORK - A method for enabling a local area network (LAN) appliance, supporting a synchronous-invocation/broadcast-notification protocol, to control communication sessions in a wide area network (WAN), the wide area network supporting a session-control protocol, includes: a) receiving from the LAN appliance a synchronous-invocation/broadcast-notification-protocol message invoking an operation for controlling a predetermined communication session in the wide area network, the execution of the operation involving an exchange of at least two session-control-protocol messages with at least one WAN apparatus supporting the session-control-protocol; b) processing the synchronous-invocation/broadcast-notification-protocol message received in a) to generate a first of the at least two session-control-protocol messages, which is adapted to start the execution of the operation; c) sending the message generated in b) toward said wide area network to start the execution of the operation; d) suspending a response for the LAN appliance to the invoked operation waiting for a condition indicating an outcome of the operation; e) when the condition is available, generating the response for the LAN appliance, the response being indicative of the outcome of the operation; and f) sending the response generated in e) to the LAN appliance. | 08-05-2010 |
20110151788 | System and Method for Automatically Switching Connection of a Wireless Interface - A system is provided including a device and a control module. The device has a first wireless interface for connecting to a first further device and a second wireless interface for connecting to the control module. The first wireless interface is suitable for detecting that a second further device is located within its coverage area. The second wireless interface is suitable for communicating to the control module that the second further device is located within the coverage area. The control module is suitable for executing a service logic and for transmitting to the second wireless interface a command to disconnect the first wireless interface from the first further device. The first wireless interface is configured for executing the command, thus automatically disconnecting from the first further device, and for connecting the device to the second further device. | 06-23-2011 |
20110314135 | DISTRIBUTED SYSTEM FOR STORING DIGITAL DATA - A distributed system for storing digital data is disclosed. The distributed system includes a portable storage device suitable for being connected to a terminal, at least one storage server and a dispatching server. The dispatching server is suitable for retrieving accessibility information indicating that the at least one storage server is accessible by the portable storage device. The portable storage device is suitable for, when connected to the terminal, sending identification information to the dispatching server. The dispatching server is suitable for, upon reception of the identification information, using the identification information for retrieving the accessibility information and for sending the accessibility information to the portable storage device. The portable storage device is suitable for, upon reception of the accessibility information from the dispatching server, using the accessibility information for establishing a connection with the at least one storage server and for allowing the terminal to access it. | 12-22-2011 |