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| Number | Title | Issue Date |
| 8181999 | Pipe clamp A system for temporarily joining two pipe ends securely in a reversible manner, where the joined pipe will carry fluids or mixed fluids and solids under high pressure and volume. Two clamshell clamps each grip a pipe near its end where two pipes are to be joined and... | 05/22/2012 |
| 8181706 | Plunger lift In a hydrocarbon producing wellbore, liquids (oil, condensate, water of mixtures thereof) from the formation may accumulate and build up a hydrostatic pressure gradient, which can kill gas production. Various embodiments of the present invention include a plunger li... | 05/22/2012 |
| 8178781 | Apparatus for protecting cable trays, conduits and/or cables An enclosure apparatus for protecting cable trays, electrical cables, pipes and/or includes other control equipment. The enclosure apparatus includes one or more linear sections and/or elbow or corner sections. The sections are configured to be joined together to fo... | 05/15/2012 |
| 8170825 | Method and apparatus for calibrating seeders A calibration device for calibrating a metering system that dispenses a product to a seeder towed by a farm vehicle is provided for obtaining and maintaining a desired rate of delivery of the product from the seeder. The calibration device includes a first console p... | 05/01/2012 |
| 8167047 | Method and apparatus for wellbore fluid treatment An apparatus for fluid treatment of a borehole includes: a tubing string having a long axis and an upper end, a first, second and third ports opened through the wall of the tubing string; packers operable to seal about the tubing string and mounted on the tubing str... | 05/01/2012 |
| 8166895 | Variable displacement meter roller A metering apparatus for metering a granular product is presented having a unitary meter roller comprising a plurality of meter roller sections, where each meter roller section has a plurality of radially extending ridges defining product receiving valleys having a ... | 05/01/2012 |
| 8152897 | Gas/liquid separator for hydrogen generating apparatus A gas liquid separator system for a hydrogen generating apparatus includes a collection area for collecting liquid from the generated gases. To empty the collection area occasionally so that liquid does not build up and become entrained again in the dried gas, a ven... | 04/10/2012 |
| 8147682 | Bitumen and thermal recovery from oil sand tailings A process and process line is provided for recovering heat in the form of cleaned warm water and residual bitumen from oil sand tailings produced during an oil sands extraction process. The process includes removing at least a portion of the coarse solids from the o... | 04/03/2012 |
| 8147347 | Golf practice mat A golf practice mat including a surface pattern formed by thermally deforming and allowing setting of the deformed mat surface. ... | 04/03/2012 |
| 8145328 | Detection and quantification of stiction An effective non-intrusive data-based monitoring method may reduce the cost of control loop performance maintenance by screening and short-listing those control loops or valves that need maintenance. The invention comprises a data-based, model-free, non-invasive met... | 03/27/2012 |
| 8141504 | Sectional meter shut-off and agricultural implement having sectional meter shut-off An assembly for selectively supplying particulate material to an air seeder, an agricultural implement able to selectively supply and dispense particulate material into the ground and a method of selectively dispensing particulate material into the ground are provid... | 03/27/2012 |
| 8135838 | System and method for providing data and application continuity in a computer system A system and method for providing or maintaining data and application continuity in a computer system. According to an embodiment, the system comprises a communication interface for a client system, a network layer for receiving data from the client system, a hardwa... | 03/13/2012 |
| 8127795 | Flue gas diverter damper seal land A diverter damper seal land for installation in a flue gas duct defined by a casing wall, the diverter damper seal land includes: a front seal land and a rear seal land, the front seal land is mountable in the duct by a connection between the base edge and the casin... | 03/06/2012 |
| 8122962 | Apparatus and method for deliquifying a well The invention is directed to an apparatus, system and method for deliquifying a well. A body having gas supply passages is lowered into a well bore on the end of a string of supply tubing. A string of return tubing is lowered through the supply tubing and is inserte... | 02/28/2012 |
| 8121800 | Capacitative node measurement in a capacitative matrix pressure inducer A method and system for measuring the distribution of pressure forces over a selected area includes a sensor having an array of pressure sensing capacitance nodes formed by intersecting rows and columns, where measured capacitance of a node is compared to a fixed va... | 02/21/2012 |
| 8120919 | Adjustable mounting bracket for a computer component A bracket, computer component and method for connecting to connection points associated with a socket on a computer circuit board are provided. The bracket and computer component have a mounting device including a fastener connectable to one of the connection points... | 02/21/2012 |
| 8114858 | Derivatives of 4- or 5-aminosalicylic acid The present invention provides new derivatives of 4- or 5-aminosalicylic acid, and a pharmaceutical composition containing these derivatives of 4- or 5-aminosalicylic acid as active ingredients, useful for the treatment of intestinal diseases such as inflammatory bo... | 02/14/2012 |
| 8114857 | Derivatives of 4- or 5-aminosalicylic acid The present invention provides new derivatives of 4- or 5-aminosalicylic acid, and a pharmaceutical composition containing these derivatives of 4- or 5-aminosalicylic acid as active ingredients, useful for the treatment of intestinal diseases such as inflammatory bo... | 02/14/2012 |
| 8114274 | Method for treating bitumen froth with high bitumen recovery and dual quality bitumen production A process for removing contaminants, namely water and particulate solids, from hydrocarbon diluent-diluted bitumen froth (“dilfroth”) is provided to produce hydrocarbon diluent-diluted bitumen (“dilbit”), comprising subjecting the dilfroth to gravity settlin... | 02/14/2012 |
| 8104481 | Device and method for treatment of light difficient disorders A light therapy device is taught including a light emitting assembly having light emitting diodes (LEDs) as a light source. The light emitting assembly capable of generating 2,500 lux to 7,500 lux at 12 inches. ... | 01/31/2012 |
| 8092191 | Control system for reciprocating device A control system for a reciprocating device which includes a switching valve for directing fluid supply under pressure to one of two drive lines in an alternating manner, means for alternating the switching valve, and an exhaust circuit including and exhaust outlet,... | 01/10/2012 |
| 8085936 | Method and system for content management in a secure communication system A system and method for managing content for secure communications. The system includes an interface for receiving an encrypted message, a decryption module for decrypting the message into a clear text or other readable form and a key recovery module. The key recove... | 12/27/2011 |
| 8082837 | Control system for reciprocating device A control system for a reciprocating device includes a switching valve, a toggle for operating the valve, a trigger associated with the reciprocating device to actuate the toggle, and biasing means disposed on the trigger for applying a biasing force to the toggle. ... | 12/27/2011 |
| 8062511 | Primary froth recycle A process for extracting bitumen from oil sand, comprising: mixing oil sand with process water to produce an oil sand slurry containing bitumen, sand, water and entrained air; conditioning the oil sand slurry; optionally flooding the conditioned oil sand slurry with... | 11/22/2011 |
| 8061427 | Well product recovery process A process for fracturing a selected region of a formation including: introducing a supply of fracturing fluid to the region of the formation until a first threshold is reached, adjusting the flow of the fracturing fluid to the region of the formation to reach a seco... | 11/22/2011 |
| 8057662 | Pyrolysis of residual hydrocarbons A process and apparatus for upgrading heavy hydrocarbons such as asphaltenes to lighter oil and gas components is disclosed. The process provides a reaction environment that promotes fast and selective cracking of heavy hydrocarbons, while minimizing coke formation ... | 11/15/2011 |
| 8056621 | Master ball valve with integrated hanger A master ball valve with an integrated main hanger below the valve which may be used to hang jointed tubing, coil tubing, or electrified coil tubing for connection with an electric submersible pump. ... | 11/15/2011 |
| 8052368 | Catwalk for a drilling rig A pipe handling catwalk comprising: a deck including an upper surface, a first end, an opposite end and a tubular support surface on the upper surface, the tubular support surface being elongate and extending between the first end and the opposite end; a deck guide ... | 11/08/2011 |
| 8050019 | Keypad with water and dust protection A keypad suitable for use with a mobile communication or a handheld device. The keypad includes an actuator component formed from multiple materials and comprises a plurality of actuators, a sealing bead and/or a light guide. The sealing bead is formed from a flexib... | 11/01/2011 |
| 8042252 | Pipe coupling and method for installation The coupling includes a mandrel and a coupling outer sleeve. In a method for installing the coupling on a pipe, the mandrel is inserted into the inner diameter of an end of pipe with an outboard end of the mandrel protruding from an end of the pipe. Then the outer s... | 10/25/2011 |
| 8036661 | Method and system for handling a faulty registration for a mobile communications device A method and system for handling a faulty registration for a subscriber with a mobile communication device in a communications network. A faulty registration comprises a registration missing identification information or having a field that is missing an identifier ... | 10/11/2011 |
| 8033331 | Cement diffuser for annulus cementing A cement diffuser and method for allowing a ported tubular to be cemented in place, while keeping an annulus about a port of the ported tubular generally free of set cement. The cement diffuser includes a collection of fibers secured over the port and extending out ... | 10/11/2011 |
| D646093 | Chair back | 10/04/2011 |
| 8017562 | Gelled hydrocarbons for oilfield processes, phosphate ester compounds useful in gellation of hydrocarbons and methods for production and use thereof Phosphate esters useful for gelling hydrocarbons in combination with a metal source are disclosed along with methods of preparation of the phosphate esters. Fouling in oil refinery towers has been attributed due to distillation of impurities present in phosphate est... | 09/13/2011 |
| 8006992 | Child transport vehicle A child transport vehicle including: a frame, displacement means connectable to the frame, and a transport attachment storage system including one or more engagement devices operable and positioned to store an unused transport attachment in an inoperable position on... | 08/30/2011 |
| 8002968 | Process for treating a heavy hydrocarbon feedstock and a product obtained therefrom A process for treating a heavy hydrocarbon feedstock is disclosed. The process involves separating the feedstock into a residue component and a light component, the residue component having a lower API gravity than the light component and treating at least a portion... | 08/23/2011 |
| 8001687 | Method of forming a gearbox using hollow structural steel A method of forming a gearbox includes the use of hollow structural steel. ... | 08/23/2011 |
| 7997337 | Eutectic material-based seal element for packers The present invention relates to a seal element for a wellbore which includes a support member, a bag positioned on the support member and a eutectic material positionable in the bag. The bag may be axially compressed and axially extended along the support member th... | 08/16/2011 |
| 7996673 | System, method and computer product for sending encrypted messages to recipients where the sender does not possess the credentials of the recipient A system for encrypting and decrypting messages using a browser in either a web or wireless device or secure message client software for transmission to or from a web server on the Internet connected to an email server or message server for the situation where the s... | 08/09/2011 |
| 7992645 | Cut release sub and method A tubular member for lining a wellbore, the tubular member comprising: an inner tubular member including a first end, an opposite end, an axial bore extending from the first end to the opposite end and an outer surface; an outer tubular including a base end and an o... | 08/09/2011 |
