| Patent Number |
Title Of Patent |
Date Issued |
| 7152431 |
Removing contaminants from natural gas |
December 26, 2006 |
| A process for removing contaminants from a natural gas feed stream including water and sour species is provided, which process comprises the steps of cooling the natural gas feed stream in a first vessel (12) to a first operating temperature at which hydrates are formed and removing |
| 7150328 |
Method for interconnecting adjacent expandable pipes |
December 19, 2006 |
| The present invention relates to a method for interconnecting adjacent expandable pipes by Laser Beam Welding (LBW). |
| 7148375 |
Branched primary alcohol compositions and derivatives thereof |
December 12, 2006 |
| 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: ##STR00001## wherein R.sub.1 represents hydr |
| 7147059 |
Use of downhole high pressure gas in a gas-lift well and associated methods |
December 12, 2006 |
| A gas-lift petroleum well and method for producing petroleum products using downhole pressurized gas to provide lift. The gas-lift well having a well casing, a production tubing, a packer, and a gas-lift valve. The well casing extends within a wellbore of the well, and the wellbore e |
| 7147053 |
Wellhead |
December 12, 2006 |
| A wellhead is formed by extruding a plurality of tubular liners off of a mandrel into contact with an outer casing. The first tubular liner and mandrel are positioned within the wellbore with the tubular liner in an overlapping relationship with the outer casing. At least a portion of th |
| 7146702 |
Method and apparatus for forming a mono-diameter wellbore casing |
December 12, 2006 |
| A mono-diameter wellbore casing. The mono-diameter wellbore casing is formed by plastically deforming and radially expanding a first tubular member within a wellbore. A second tubular member is then plastically deformed and radially expanded in overlapping relation to the first tubul |
| 7145045 |
Process for the preparation of alkanediol |
December 5, 2006 |
| The invention relates to a process for the preparation of alkanediol, which process involves (a) contacting alkylene oxide with carbon dioxide in the presence of catalyst to obtain a first liquid reaction mixture containing cyclic carbonate, (b) optionally removing carbon dioxide and |
| 7143825 |
Expandable wellbore stabiliser |
December 5, 2006 |
| A stabiliser is disclosed for stabilising a radially expandable tubular element extending in a wellbore drilled into an earth formation. The stabiliser comprises a radially expandable tubular member selected from a section of the tubular element and a sleeve surrounding the tubular e |
| 7141703 |
Process for producing phenol and ketone using neutralizing base |
November 28, 2006 |
| Improved processes for oxidizing alkylbenzene(s) to produce phenol and ketone product(s) using neutralizing base. |
| 7141539 |
Process for producing detergent molecules comprising an ether linkage from butadiene |
November 28, 2006 |
| Novel detergent molecules and methods for producing such detergent molecules by dimerizing and alkoxylating butadiene with one or more reactant alkanol selected from the group consisting of a primary alkanol and an .alpha., .omega.-diol, hydrogenating the alkoxydimerization product t |
| 7140454 |
Well drilling bit |
November 28, 2006 |
| A well drilling bit having a bit body attachable to a tubular drill string, which bit body is internally provided with a passageway providing fluid communication, when the drill string is attached to the bit body, between the interior of the drill string and the exterior of the bit b |
| 7140431 |
Centraliser for an expandable tubular element in a wellbore |
November 28, 2006 |
| A centralizer is disclosed for stabilizing a radially expandable tubular element extending in a wellbore drilled into an earth formation. The centralizer has a tubular member selected from a section of the tubular element and a sleeve surrounding the tubular element, and at least one |
| 7140430 |
Expander for expanding a tubular element |
November 28, 2006 |
| An expander for radially expanding a tubular element, comprising an expander body connectable to an elongate member for moving the expander in axial direction through the tubular element, the expander body having a first body portion and a second body portion axially displaced from the |
| 7140428 |
Expander for expanding a tubular element |
November 28, 2006 |
| A duplex expansion apparatus for expanding a wellbore tubular to two different diameters from an initial diameter is provided. The duplex expansion apparatus includes: a first diameter expansion cone that is, in a relaxed state, of a diameter less than the internal diameter and in an |
| 7137447 |
Method and composition for enhanced hydrocarbons recovery |
November 21, 2006 |
| A method of treating a hydrocarbon containing formation is described. The method may include providing a hydrocarbon recovery composition to the hydrocarbon containing formation. Hydrocarbons in the hydrocarbon containing formation may interact with the hydrocarbon recovery compositi |
| 7136510 |
Borehole imaging |
November 14, 2006 |
| A method of detecting significant events intersecting a borehole from an image of the borehole wall having: (a) converting the image into a three-dimensional orientation space; (b) selecting a parameter relation that represents the intersection of an event (3,5 and 6) with the boreho |
| 7135542 |
Bidentate ligands for the carbonylation of unsaturated compounds |
November 14, 2006 |
| Bidentate ligand of formula (I), R.sup.1R.sup.2M.sup.1-R-M.sup.2R.sup.3R.sup.4 wherein M.sup.1 and M.sup.2 each indenpendently represent P, As or Sb; R.sup.1, R.sup.2, R.sup.3 and R.sup.4 each independently represent the same or a different optionally substituted organic group and at |
| 7134493 |
Logging system for use in a wellbore |
November 14, 2006 |
| A logging system that may be used in a wellbore formed in an earth. A tubular conduit extends from surface into the wellbore and contains a body of wellbore fluid. A logging tool string may be passed from a position within the conduit to a position outside the conduit at a lower end |
| 7134489 |
System for controlling the discharge of drilling fluid |
November 14, 2006 |
| A drilling system is provided for drilling a borehole into an earth formation, the drilling system comprising pump means for pumping drilling fluid into the borehole and discharge means for discharging drilling fluid from the borehole. The discharge means comprises at least one press |
| 7132555 |
Rod-shaped inserts in reactor tubes |
November 7, 2006 |
| A process for catalytically reacting a fluid reactant mixture in a multi-tubular reactor system to form a fluid product, whereby the reactant mixture is led through at least one reactor tube containing a fixed bed of solid particulate catalyst and surrounded by a heat-exchange fluid, |
| 7132043 |
Process to prepare a lubricating base oil |
November 7, 2006 |
| Process to prepare a lubricating base oil starting from a lubricating base oil which is obtained by first removing part of the aromatic compounds from a petroleum fraction boiling in the lubricating oil range by solvent extraction and subsequently dewaxing the solvent extracted product, |
| 7131498 |
Expander for expanding a tubular element |
November 7, 2006 |
| A method is provided for providing a casing in a wellbore including placing a casing within the wellbore wherein the casing has a smaller outside diameter than a final inside diameter of the casing, placing an expandable mandrel within the casing, the expandable mandrel suspended fro |
| 7129197 |
Synthesis of poly-alpha olefin and use thereof |
October 31, 2006 |
| One or more oligomers of an olefin are prepared in the presence of a single-site catalyst. Preferably, the olefin is an .alpha.-olefin, and the oligomers are a poly-alpha-olefin (PAO). The PAO so prepared is completely or substantially free of tertiary hydrogen resulting from isomeri |
| 7128153 |
Treatment of a hydrocarbon containing formation after heating |
October 31, 2006 |
| A method for treating a hydrocarbon containing formation is provided. In one embodiment, heat from one or more heaters may be provided to at least a portion of the formation. Heat may be allowed to transfer from the one or more heaters to at least a part of the formation. In certain |
| 7125819 |
Catalyst preparation |
October 24, 2006 |
| The invention relates to a process for the preparation of an epoxidation catalyst, which process involves impregnating a silicon containing carrier with a gas stream consisting of titanium halide. The invention also relates to a process for the preparation of alkylene oxide using suc |
| 7122113 |
Method for solubilising asphaltenes in a hydrocarbon mixture |
October 17, 2006 |
| Method for solubilising asphaltenes in an asphaltenes-containing hydrocarbon mixture by adding thereto an effective amount of a dendrimeric compound, and a hydrocarbon mixture comprising, in addition to hydrocarbons, asphaltenes and at least one dendrimeric compound. Preferably, the |
| 7121342 |
Thermal processes for subsurface formations |
October 17, 2006 |
| A process may include providing heat from one or more heaters to at least a portion of a subsurface formation. Heat may transfer from one or more heaters to a part of a formation. In some embodiments, heat from the one or more heat sources may pyrolyze at least some hydrocarbons in a par |
| 7121341 |
Conductor-in-conduit temperature limited heaters |
October 17, 2006 |
| A heater may include an electrical conductor. Applying alternating current to the electrical conductor may generate resistively heat the electrical conductor. The electrical conductor may include an electrically resistive ferromagnetic material. The ferromagnetic material may at least pa |
| 7121337 |
Apparatus for expanding a tubular member |
October 17, 2006 |
| An apparatus for radially expanding and plastically deforming a tubular member including a support member comprising a fluid passage, an expansion device for radially expanding and plastically deforming the tubular member movably coupled to the support member for longitudinal displac |
| 7117940 |
Expander for expanding a tubular element |
October 10, 2006 |
| An apparatus and method for expanding a wellbore tubular such as a casing is provided. The apparatus includes: an expandable casing; a drill string extending to within the drillstring; an expansion cone suspended from the drillstring, the expansion cone having an expanded state and a col |
| 7115540 |
Synthesis of aliphatic 1,3-diols utilizing reduced ligand concentration and water extraction |
October 3, 2006 |
| This invention is a process for synthesizing aliphatic 1,3-diols in one step by hydroformylation and hydrogenation of oxirane, carbon monoxide, and hydrogen employing a catalyst comprising a cobalt carbonyl compound and a cocatalyst metal compound ligated with a ligand in a ligand to |
| 7114566 |
In situ thermal processing of a hydrocarbon containing formation using a natural distributed com |
October 3, 2006 |
| An in situ process for treating a hydrocarbon containing formation is provided. The process may include providing heat from one or more heat sources to at least a portion of the formation. Heat sources may include a natural distributed combustor. The natural distributed combustor may |
| 7114561 |
Wireless communication using well casing |
October 3, 2006 |
| A petroleum well having a borehole extending into a formation is provided. A piping structure is positioned within the borehole, and an induction choke is positioned around the piping structure downhole. A communication system is provided along the piping structure between a surface of t |
| 7112551 |
Double metal complex catalyst |
September 26, 2006 |
| Process comprising treating a double metal cyanide complex catalyst with sound waves and/or electromagnetic radiation, process for polymerising alkylene oxide in which such catalyst is used, and double metal cyanide complex catalyst which catalyst has been treated with sound waves and/or |
| 7111679 |
Expander for expanding a tubular element |
September 26, 2006 |
| An expander for radially expanding a tubular element by axial movement of the expander through the tubular element is provided. The expander comprising an expander member having a front part of a first cross-sectional size; a rear part of a second cross-sectional size larger than the |
| 7108730 |
Method for providing controlled heat to a process |
September 19, 2006 |
| This invention relates to a method for providing controlled heat to a process utilizing a flameless distributed combustion. The method of the invention comprises providing an oxidation chamber, with an inlet for oxidant, an outlet for combustion products, and a flowpath between the i |
| 7108195 |
Protective shroud for FCC feed nozzles and method for designing such shroud |
September 19, 2006 |
| A protective shield for protecting a feed nozzle encloses, not only the circumference of the feed nozzle, but also encloses and protects the end of the feed nozzle. The protective shield includes an open portion in its end which corresponds to, and surrounds the slit in the end of the fe |
| 7108072 |
Lubrication and self-cleaning system for expansion mandrel |
September 19, 2006 |
| An expansion mandrel includes a lubrication system for lubricating the trailing edge portion of the interface between the expansion mandrel and a tubular member during the radial expansion of the tubular member. |
| 7108061 |
Expander for a tapered liner with a shoe |
September 19, 2006 |
| A wellbore casing formed by extruding a tubular liner off of a mandrel. The tubular liner and mandrel are positioned within a new section of a wellbore with the tubular liner in an overlapping relationship with an existing casing. A hardenable fluidic material is injected into the new |
| 7105710 |
Process of preparing an alkylene glycol |
September 12, 2006 |
| A process of preparing an alkylene glycol which process involves: i) reacting a respective alkylene oxide and water in a first reactor, ii) removing from the first reactor a reactor output mixture comprising an alkylene glycol and unreacted water, iii) transferring a proportion of th |
| 7105706 |
Process for the preparation of an alkoxylated alcohol composition |
September 12, 2006 |
| Process for the preparation of an alkoxylated alcohol composition comprising one or more alkoxylated alcohols wherein the process comprises the steps of: (a) reacting carbon monoxide with hydrogen under Fischer-Tropsch reaction conditions in the presence of a Fischer-Tropsch cataly |
| 7104344 |
Percussion drilling head |
September 12, 2006 |
| Device and method for drilling into geological formations. The device comprises: a rotatable body; drilling cutters arranged on an axial end surface of the rotatable body; a percussion part, which is parallel to the rotating axis reciprocatable arranged on said body; and percussion |
| 7104319 |
In situ thermal processing of a heavy oil diatomite formation |
September 12, 2006 |
| An in situ process for treating a diatomite 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 one or more heaters to a part of the formation such that heat from the |
| 7104147 |
System and method for measuring electric current in a pipeline |
September 12, 2006 |
| A system and method for measuring a voltage differential in a current-carrying pipe using a propulsion vehicle. The system may be adapted for use with a pipeline pig or other propulsion device, which is configured to determine the electric current in a pipeline with nominal noise whi |
| 7102038 |
Phosphorous removal and diene removal, when using diene sensitive catalyst, during conversion of |
September 5, 2006 |
| A process for making a selectively branched alcohol composition contacting a lower olefin feed comprising linear olefins having at least 3 carbon atoms and a concentration of phosphorous-containing compounds with a sorbent comprising a metal or metal oxide on a support, thereby subst |
| 7102022 |
Method for the start-up of an epoxidation process and a process for the epoxidation of an olefin |
September 5, 2006 |
| A method for the start-up of a process for the epoxidation of an olefin, which method comprises contacting a catalyst bed comprising a silver-based highly selective epoxidation catalyst, or a precursor of the catalyst comprising the silver in cationic form, with a feed comprising oxy |
| 7101516 |
Regenerator |
September 5, 2006 |
| Described is a catalyst regenerator system that includes a regenerator vessel within which is a verticaliy extending partition that divides a fluidized bed zone of the regenerator vessel into a dense phase fluidized bed zone and a fast-fluidized bed zone. Apparatus is provided to int |
| 7100994 |
Producing hydrocarbons and non-hydrocarbon containing materials when treating a hydrocarbon cont |
September 5, 2006 |
| A method for treating a hydrocarbon containing formation is provided. In one embodiment, heat from one or more heaters may be provided to at least a portion of the formation. Heat may be allowed to transfer from the one or more heaters to at least a part of the formation. In certain |
| 7100692 |
Tertiary oil recovery combined with gas conversion process |
September 5, 2006 |
| A process for the recovery of oil from a subsurface reservoir in combination with the production of liquid hydrocarbons from a hydrocarbonaceous stream involving: (i) separating an oxygen/nitrogen mixture into a stream enriched in oxygen and an oxygen depleted stream; (ii) partial ox |
| 7100627 |
Transporting fluids through a conduit |
September 5, 2006 |
| A method of sequentially transporting a first and a second fluid at a volumetric flow rate through a conduit having a cross-section, wherein the first and second fluids have different densities, which method comprises the steps of estimating a critical stratification condition for a |
