| Patent Number |
Title Of Patent |
Date Issued |
| 6896171 |
EMAT weld inspection |
May 24, 2005 |
| A method for inspecting welds between welded tubular ends includes arranging a series electromagnetic acoustic transducer (EMAT) assemblies in circumferential direction adjacent to an inner and/or outer surface of at least one of the welded tubular ends and inducing the EMAT assemblies |
| 6896063 |
Methods of using downhole polymer plug |
May 24, 2005 |
| Disclosed is a method of either plugging or lining a wellbore or casing using a polymer member into which stored energy or shape memory has been introduced. The shape memory is introduced into the member by reducing its diameter, such as by compressing the member using a rolling mill mac |
| 6896053 |
In situ thermal processing of a hydrocarbon containing formation using repeating triangular patt |
May 24, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6895335 |
Locating a source of emanations |
May 17, 2005 |
| A method of determining the position and emission rate of at least one source of emanations into an intervening medium, which method comprises measuring the concentration of the emanations in the intervening medium at selected measurement locations to obtain observed data, and measuring |
| 6894009 |
Grease composition for constant velocity joints |
May 17, 2005 |
| A grease composition for constant velocity joints, having a base oil and a urea-based thickener, which grease additionally contains, (A) molybdenum sulphide dialkyldithiocarbamate and (B) 5,5-dithiobis (1,3,4-thiadiazole-2-thiol); a method of lubricating a constant velocity joint inc |
| 6892819 |
Forming a wellbore casing while simultaneously drilling a wellbore |
May 17, 2005 |
| An apparatus including a support member, the support member including a first fluid passage, a mandrel coupled to the support member, the mandrel including: a second fluid passage, a tubular member coupled to the mandrel, and shoe coupled to the tubular liner, the shoe including a third |
| 6892138 |
Determining the viscosity of a hydrocarbon reservoir fluid |
May 10, 2005 |
| Determining the viscosity of a hydrocarbon reservoir fluid that is present in a formation layer traversed by a borehole, which method involves the steps of selecting a location in the formation layer; lowering in the borehole to the location a tool that has a central conduit having an |
| 6891056 |
Branched primary alcohol compositions and derivatives thereof |
May 10, 2005 |
| A detergent composition having cold water solubility and exhibiting high calcium tolerance can be produced from biodegradable branched ether derivative compositions derived from a branched ether primary alcohol represented by the formula: ##STR1##wherein R.sub.1 represents hydrogen o |
| 6889769 |
In situ thermal processing of a hydrocarbon containing formation with a selected moisture conten |
May 10, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6888124 |
Method to monitor internal parameters of electrical motor systems |
May 3, 2005 |
| There is provided a process and apparatus for measuring and monitoring motor systems, which includes providing a motor system having at least one component selected from a stator and an armature, which at least one component is connected to at least one electrical wire incorporating at |
| 6886501 |
Apparatus and process for heating steam |
May 3, 2005 |
| An apparatus for heating steam formed from cooling water in a heat exchanger for hot gas, having a super heater arranged in the heat exchanger vessel, a process for heating steam performed in such an apparatus, and a process for gasification of a hydrocarbonaceous feedstock having su |
| 6886487 |
Thruster apparatus and method for reducing fluid-induced motions of and stresses within an offsh |
May 3, 2005 |
| Thrusters in communication with a feedback control system are provided on a cylindrical offshore marine member, such as a spar, for reducing and/or controlling vortex-induced-vibrations, low-frequency drift oscillations due to random waves, and low-frequency wind induced resonant oscilla |
| 6881392 |
Process for treating hydrocarbonaceous material with aluminum trihydroxide catalyst |
April 19, 2005 |
| A process for treating a hydrocarbonaceous material comprising contacting such material with catalysts made from a newly discovered phase of aluminum trihydroxide. |
| 6880635 |
In situ production of synthesis gas from a coal formation, the synthesis gas having a selected H |
April 19, 2005 |
| A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. A |
| 6880633 |
In situ thermal processing of an oil shale formation to produce a desired product |
April 19, 2005 |
| An oil shale formation may be treated using an in situ thermal process. Heat may be provided from one or more heat sources. Heat may be allowed to transfer from the heat sources to a section of the formation. Hydrocarbons, H.sub.2, and/or other formation fluids may be produced from t |
| 6880567 |
Over-pressure protection system |
April 19, 2005 |
| An over-pressure protection system having a conduit section extending between a pressure reduction valve and a low-pressure fluid handling system, a shut-off valve provided with an actuator arranged in the conduit section, pressure sensors arranged one on either side of the shut-off |
| 6878851 |
Process for the hydrogenation of acetone |
April 12, 2005 |
| A process for the hydrogenation of acetone to prepare isopropanol is provided, wherein the hydrogenation reaction is carried out in a multi-tubular reactor. |
| 6877559 |
Retrieving a sample of formation fluid in as cased hole |
April 12, 2005 |
| A method for retrieving a formation fluid sample through a cased borehole utilizing a sampling tool. Sampling tool straddle packers are set about a first set of perforations and annular fluid is drained from the isolated zone, through a central conduit in the tool and discharged above or |
| 6877555 |
In situ thermal processing of an oil shale formation while inhibiting coking |
April 12, 2005 |
| An oil shale formation may be treated using an in situ thermal process. Heat may be provided to a portion of the formation. Heat may be allowed to transfer from one or more heat sources to a section of the formation. Hydrocarbons, H.sub.2, and/or other formation fluids may be produced fr |
| 6877554 |
In situ thermal processing of a hydrocarbon containing formation using pressure and/or temperatu |
April 12, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolys |
| 6871707 |
In situ thermal processing of a hydrocarbon containing formation with carbon dioxide sequestrati |
March 29, 2005 |
| A hydrocarbon containing formation may be treated using an in situ thermal process. Hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperatur |
| 6868040 |
Wireless power and communications cross-bar switch |
March 15, 2005 |
| A petroleum well for producing petroleum products that incorporates a system adapted to controllably route communications and/or electrical power having a time-varying current through a piping structure in the well, and methods of producing petroleum products use such a well, are pro |
| 6866254 |
Gas-liquid contact tray |
March 15, 2005 |
| A gas-liquid contact tray having a bubble area and one or more downcomers provided at its upper end with a downcomer opening for receiving liquid, wherein the downcomer opening and downcomer are provided with a flow directing plate, wherein the flow directing plate has an upper end which |
| 6866097 |
In situ thermal processing of a coal formation to increase a permeability/porosity of the format |
March 15, 2005 |
| A coal formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H.sub.2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. He |
| 6864212 |
Bismuth- and phosphorus-containing reforming catalysts, method of making and naphtha reforming p |
March 8, 2005 |
| Bismuth- and phosphorus-containing naphtha reforming catalysts, methods of making such catalysts, and a naphtha reforming process using such catalysts. |
| 6863475 |
Apparatus for injecting fluids |
March 8, 2005 |
| An apparatus and a process for injecting fluids while prevents backflow are provided. The apparatus comprises a) a hollow core pipe with an open end and a closed end, and containing exit ports in the peripheral wall that are closed when there is no, or low fluid pressure; b) a stationary |
| 6863267 |
Gas-liquid contacting tray |
March 8, 2005 |
| Gas-liquid contacting tray having a bubble area and one or more rectangular downcomers which are longer in length than in width, which downcomers have two sloped downcomer walls along their length, a downcomer opening at tray level and one or more downward directed liquid discharge openi |
| 6863121 |
Flow distributor for an alkylation reactor or heat exchanger |
March 8, 2005 |
| The invention focuses on distributing the vapor/liquid flow that emerges from an inlet nozzle across the tube sheet of an alkylation reactor or heat exchanger. The flow distributor takes the two-phase flow that emerges from the inlet nozzle, turns it towards the tubesheet and delivers a |
| 6861450 |
Process for the preparation of a highly linear alcohol composition |
March 1, 2005 |
| Process for the preparation of a highly linear alcohol composition is provided comprising the steps of: (a) reacting carbon monoxide with hydrogen under Fischer-Tropsch reaction conditions in the presence of a Fischer-Tropsch catalyst comprising cobalt; (b) separating from the prod |
| 6861383 |
Catalyst support material and use thereof |
March 1, 2005 |
| A process for the preparation of a catalyst support material involving the steps of: (a) subjecting a used titania-on-silica catalyst to a decoking treatment, (b) washing the decoked catalyst with a washing liquid selected from an aqueous solution of a mineral acid, an aqueous solution o |
| 6860420 |
Method of joining metal oilfield tubulars and well provided therewith |
March 1, 2005 |
| A method of interconnecting a pair of metal oilfield tubulars having complementary tapered edges with a common contact surface when the tubulars are interconnected, is provided. The method consist of having a melting temperature lower than the melting temperature of the tubulars, int |
| 6858127 |
Process for the preparation of middle distillates |
February 22, 2005 |
| A process for the preparation of one or more hydrocarbon fuel products boiling in the kero/diesel range from a stream of hydrocarbons produced in a Fischer-Tropsch process, in which process synthesis gas is converted into liquid hydrocarbons, at least a part of the hydrocarbons boiling |
| 6857473 |
Method of coupling a tubular member to a preexisting structure |
February 22, 2005 |
| A method of coupling a tubular member to a preexisting structure. |
| 6856912 |
Removing irregularities from seismic data caused by tube waves |
February 15, 2005 |
| Method of removing irregularities caused by tube waves from seismic data obtained in a borehole seismic survey, using a set of seismic or sources and a set of seismic receivers each arranged in a borehole, in which seismic data is time shifted based on an estimated tube wave velocity, |
| 6856909 |
Detecting a boundary in a formation |
February 15, 2005 |
| Detecting in an earth formation a boundary between first and second formation regions having different resistivities, wherein the first formation region is traversed by a wellbore, using a logging tool provided with a number of electrodes including a monitoring electrode, the method |
| 6856132 |
Method and apparatus for subterranean formation flow imaging |
February 15, 2005 |
| The present invention relates to a method and apparatus for measuring a property relating to fluid flow in an earth formation, more specifically to directly measuring formation permeability and other fluid characteristics. The present invention provides a method for determining the p |
| 6854327 |
Apparatus and method for monitoring compaction |
February 15, 2005 |
| An apparatus and method for continuous, passive detection and measurement of tensile and compressional strain in a structure utilizing a shielded optic fiber, the optic fiber having one or more Bragg gratings thereon, the gratings and shield being disposed in a curved path on the structu |
| 6852762 |
Integrated process for hydrocarbon synthesis |
February 8, 2005 |
| The invention relates to a process for producing liquid hydrocarbons from a hydrocarbonaceous feedstock involving: (i) catalylically reforming at least part of the hydrocarbonaceous feedstock at elevated temperature and pressure with steam in at least one reforming zone; (ii) heati |
| 6852307 |
Catalytic oxidation process with flow control system |
February 8, 2005 |
| A process for the catalytic oxidation of a hydrocarbonaceous fuel into a conversion product, wherein a feed mixture comprising the fuel and an oxygen-containing gas is contacted with a catalyst bed, comprising the steps of: (a) setting the flow rate of the fuel and flow rate of the o |
| 6851481 |
Electro-hydraulically pressurized downhole valve actuator and method of use |
February 8, 2005 |
| A petroleum well having a communication system and a hydraulic system is provided. The petroleum well includes a borehole and a piping structure positioned within the borehole. The communication system supplies a time varying electric current downhole along the piping structure. The |
| 6849771 |
Process |
February 1, 2005 |
| The invention relates to a process for converting 1-phenylethanol into styrene, which process involves: (1) contacting a feed containing 1-phenylethanol, organic acid and 2-phenylethanol with a catalyst to obtain a product containing styrene, and (2) removing ester compounds based |
| 6846463 |
Gas-solid separation process |
January 25, 2005 |
| Apparatus for separating solid particles from a suspension of solid particles and gas, wherein the apparatus comprises: (i) a vertical primary cyclone vessel having a tubular housing comprising of a tubular wall section provided with a tangentially arranged inlet for receiving the su |
| 6845821 |
Apparatus and method for downhole fluid separation |
January 25, 2005 |
| This disclosure concerns a static oil/water separation chamber that is installed in a well extending to an underaround production formation containing hydrocarbon oil and water. The separation chamber has an inlet for receiving well fluid from a section below the separation chamber and |
| 6845818 |
Method of freeing stuck drill pipe |
January 25, 2005 |
| Disclosed is an auxiliary method for freeing a drill pipe stuck due to build up of filter cake, which provides a reduction in the amount of force required to free said pipe which comprises: a) Lowering an ultrasonic horn type device down the drill pipe to the point of contact between |
| 6844454 |
Process |
January 18, 2005 |
| The invention relates to a process for the preparation of propylene oxide and an alkenyl aryl, which process involves: (1) reacting an alkyl aryl hydroperoxide with propene to yield propylene oxide and an aryl alcohol; and, (2) contacting, at elevated temperature, feed containing the a |
| 6840317 |
Wireless downwhole measurement and control for optimizing gas lift well and field performance |
January 11, 2005 |
| A method for optimizing the production of a petroleum well is provided. The petroleum well includes a borehole, a piping structure positioned within the borehole, and a tubing string positioned within the borehole for conveying a production fluid. Production of the well is optimized by |
| 6840316 |
Tracker injection in a production well |
January 11, 2005 |
| A petroleum well having a well casing, a production tubing, a source of time-varying current, a downhole tracer injection device, and a downhole induction choke. The casing extends within a wellbore of the well. The tubing extends within the casing. The current source is located at the |
| 6840199 |
Process for heating system |
January 11, 2005 |
| A process for heating steam, in which steam is obtained by indirect heat exchange between liquid water and a hot gas; (b) the steam obtained in step (a) is heated by indirect heat exchange with the partly cooled hot gas obtained in step (a); and (c) additional water is added to the steam |
| 6835858 |
Catalytic conversion of an organic carbonate |
December 28, 2004 |
| The invention relates to a method for the catalytic conversion of organic carbonate to the corresponding alcohol, wherein the organic carbonate is contacted with alcohol and/or water in the presence of a zinc supported catalyst. |
| 6832875 |
Floating plant for liquefying natural gas |
December 21, 2004 |
| A floating plant for liquefying natural gas having a barge provided with a liquefaction plant, member for receiving natural gas and with member for storing and discharging liquefied natural gas. The liquefaction plant involves a heat exchange in which heat is removed when liquefying natu |
