| Patent Number |
Title Of Patent |
Date Issued |
| 7556095 |
Solution mining dawsonite from hydrocarbon containing formations with a chelating agent |
July 7, 2009 |
| A method for treating an oil shale formation comprising dawsonite includes providing heat from one or more heaters to the formation to heat the formation. Hydrocarbon fluids are produced from the formation. At least some dawsonite in the formation is decomposed with the provided heat. A |
| 7553405 |
Process to prepare a synthesis gas |
June 30, 2009 |
| A process to prepare a synthesis gas comprising hydrogen and carbon monoxide comprises performing a partial oxidation on a methane comprising feed using a multi-orifice burner provided with an arrangement of separate passages, wherein the gaseous hydrocarbon having an elevated temper |
| 7552701 |
Boiler for making super heated steam and its use |
June 30, 2009 |
| A boiler for making super heated steam by indirect heat exchange of water against a hot gas, said boiler being a vertically oriented vessel comprising a spirally formed conduit around the vertical axis of the vessel, which vessel is provided with an inlet for hot gas fluidly connecte |
| 7550635 |
Process for the preparation hydrogen and a mixture of hydrogen and carbon monoxide |
June 23, 2009 |
| Process for the preparation hydrogen and a mixture of hydrogen and carbon monoxide containing gas from a carbonaceous feedstock by performing the following steps: (a) preparing a mixture of hydrogen and carbon monoxide having a temperature of above 700.degree. C. (51); (b) catalytic stea |
| 7550415 |
Lubricating oil composition |
June 23, 2009 |
| A lubricating oil composition is disclosed containing base oil, glycerol monooleate and one or more nitrile compounds. A method of lubricating an internal combustion engine is also disclosed. |
| 7550032 |
Method for removing contaminating gaseous components from a natural gas stream |
June 23, 2009 |
| A method for removing contaminating gaseous components, such as CO.sub.2 and/or H.sub.2S, from a contaminated natural gas stream. The method includes the steps of expanding the contaminated gas stream in an expander to form an expanded gas stream; allowing at least part of the contam |
| 7549480 |
Device for performing a downhole operation |
June 23, 2009 |
| A device for performing a downhole operation in a wellbore formed into an earth formation comprising an actuator and a tool. The actuator is movable from a first configuration to a second configuration by the action of a selected increase of fluid pressure acting on the exterior of t |
| 7549470 |
Solution mining and heating by oxidation for treating hydrocarbon containing formations |
June 23, 2009 |
| A method for treating an oil shale formation comprising nahcolite includes providing a first fluid to a portion of the formation. A second fluid is produced from the portion. The second fluid includes at least some nahcolite dissolved in the first fluid. A controlled amount of oxidant is |
| 7547795 |
Silver-containing catalysts, the manufacture of such silver-containing catalysts, and the use th |
June 16, 2009 |
| A high activity and high selectivity silver catalyst comprising silver and, optionally, one or more promoters supported on a suitable support material having the form of a shaped agglomerate. The structure of the shaped agglomerate is that of a hollow cylinder having a relatively small |
| 7547783 |
Transition metal complexes |
June 16, 2009 |
| A transition metal complex which is a bis-arylimine pyridine MX.sub.n complex or a [bis-arylimine pyridine MXp+][NC-]q complex comprising a bis-arylimine pyridine ligand and M is a transition metal atom; n matches the formal oxidation state of the transition metal atom M; X is halide, |
| 7546888 |
Percussive drill bit |
June 16, 2009 |
| A percussion drill bit for drilling into a subterranean earth formation. The drill bit has a central longitudinal axis and is operable by applying repetitive axial percussive impacts on the drill bit in a direction having a component along the axis and by applying rotary motion about the |
| 7546886 |
Method of creating a borehole in an earth formation |
June 16, 2009 |
| A method of creating a borehole in an earth formation is provided. The method involves the steps of drilling a section of the borehole and lowering an expandable tubular element into the borehole whereby a lower portion of the tubular element extends into the drilled borehole section, |
| 7546873 |
Low temperature barriers for use with in situ processes |
June 16, 2009 |
| A method of forming and maintaining a low temperature zone around at least a portion of a subsurface treatment area is described. The method includes reducing a temperature of heat transfer fluid with a refrigeration system. The heat transfer fluid is circulated through freeze well c |
| 7544285 |
Catalyst composition preparation and use |
June 9, 2009 |
| A bulk metal oxide catalyst composition of the general formula (X)b(M)c(Z)d(O)e (I) wherein X represents at least one non-noble Group VIII metal; M represents at least one non-noble Group VIb metal; Z represents one or more elements selected from aluminium, silicon, magnesium, titan |
| 7540902 |
Separator for multi-phase slug flow and method of designing same |
June 2, 2009 |
| A slug flow separator facilitates the separation of a mixture flow into component parts. The separator includes an upper-tier elongate conduit, a lower-tier elongate conduit and a plurality of spaced apart connectors. Each of the upper and lower-tier elongate conduits has an outlet and a |
| 7540891 |
System and method for stripping toxigas from a powder |
June 2, 2009 |
| A system and method for removal of a toxic gas from a powder contaminated with the toxic gas. The system comprises: a source of the contaminated powder; a stripper assembly for stripping at least part of the toxic gas from a batch load of the contaminated powder; connecting means for |
| 7540324 |
Heating hydrocarbon containing formations in a checkerboard pattern staged process |
June 2, 2009 |
| Method for treating a hydrocarbon containing formation are described herein. Methods may include providing heat to two or more first sections of the formation with one or more first heaters in two or more of the first sections. The provided heat may mobilize first hydrocarbons in two |
| 7538555 |
System and method for locating an anomaly ahead of a drill bit |
May 26, 2009 |
| A method and a system are provided for allowing determination of a distance from a tool to anomaly ahead of the tool. The apparatus for performing the method includes at least one transmitter and at least one receiver. An embodiment of the method includes transmitting electromagnetic |
| 7538235 |
Process for preparing a catalyst, the catalyst, and a use of the catalyst |
May 26, 2009 |
| A process for preparing an epoxidation catalyst comprising silver and a high-selectivity dopant on a support, which process comprises depositing a base having a pK.sub.b of at most 3.5 when measured in water at 25.degree. C., on the support prior to depositing silver on the support, |
| 7538063 |
Bismuth- and phosphorus-containing reforming catalysts, method of making and naphtha reforming p |
May 26, 2009 |
| Bismuth- and phosphorus-containing naphtha reforming catalysts, methods of making such catalysts, and a naphtha reforming process using such catalysts. |
| 7538061 |
One-step production of 1,3-propanediol from ethylene oxide and syngas with a cobalt-iron catalys |
May 26, 2009 |
| Disclosed is a new catalyst composition comprising a bimetallic Co--Fe catalyst, optionally complexed with a ligand selected from a N-heterocycle, phosphine, or porphorine ligand, that provides a lower cost alternative for the one step synthesis of 1,3-propanediol (1,3-PDO) from ethy |
| 7534342 |
Systems, methods, and catalysts for producing a crude product |
May 19, 2009 |
| Contact of a crude feed with one or more catalysts produces a total product that includes a crude product. The crude product is a liquid mixture at 25.degree. C. and 0.101 MPa. The one or more catalysts may include a catalyst that has a median pore diameter of at least 90 .ANG.. One |
| 7533719 |
Wellhead with non-ferromagnetic materials |
May 19, 2009 |
| Wellheads for coupling to a heater located in a wellbore in a subsurface formation are described herein. At least one wellhead may include a heater located in a wellbore in a subsurface formation; and a wellhead coupled to the heater. The wellhead may be configured to electrically co |
| 7533461 |
Method for interconnecting electrical conduits in a borehole |
May 19, 2009 |
| A method for interconnecting electrical conduits in an underground borehole by means of a self cleaning downhole electrical connector with a static and a moveable connector part, including installing the static connector part within the borehole such that a central throughbore within |
| 7532985 |
Process for identifying polycrystalline materials by electron diffraction |
May 12, 2009 |
| A relational database is built and used for the identification of polycrystalline solids by electron diffraction. Selected area electron diffraction (SAED) patterns (rings) produced in an electron diffractometer or a transmission electron microscope (TEM) are matched against database |
| 7531083 |
Cycloalkane base oils, cycloalkane-base dielectric liquids made using cycloalkane base oils, and |
May 12, 2009 |
| Cycloalkane base oil, methods of making cycloalkane base oil, and dielectric liquid comprising cycloalkane base oil, the cycloalkane base oil comprising a quantity of isoparaffins and from 50 wt. % to 70 wt. % cycloalkanes having the formula C.sub.nH.sub.2n wherein n is from 15 to 30 |
| 7531081 |
Base oil composition |
May 12, 2009 |
| A lubricating base oil composition having at least 95 wt % saturates, of which saturates fraction between 10 and 30 wt % are cyclo-paraffins and the remainder being n- and iso-paraffins, having a viscosity index of above 120 and a pour point of below -15.degree. C. |
| 7530398 |
Method and apparatus for a cold flow subsea hydrocarbon production system |
May 12, 2009 |
| A system for assuring subsea hydrocarbon production flow in pipelines by chilling the hydrocarbon production flow in a heat exchanger and causing solids to form, periodically removing deposits and placing them in a slurry utilizing a closed loop pig launching and receiving systems. |
| 7529625 |
Method and system for assessing pore fluid pressure behaviour in a subsurface formation |
May 5, 2009 |
| A method and system for assessing pore fluid pressure behaviour in a region of interest in a subsurface formation below an earth surface. A stress value representative of formation stress is determined in a measurement region in the subsurface formation. Signals representing the stre |
| 7528270 |
Process for the production of an olefin oxide, a 1, 2-diol, a 1,2-diol ether, or an alkanolamine |
May 5, 2009 |
| A process is provided for the epoxidation of an olefin comprising the steps of: contacting a feed comprising an olefin and oxygen with a catalyst comprising a silver component and a high-selectivity dopant deposited on a fluoride-mineralized carrier; and producing a product mix compr |
| 7527099 |
System for sealing a space in a wellbore |
May 5, 2009 |
| A system is provided for sealing a space in a wellbore formed in an earth formation. The system has a swelleable body arranged in the wellbore in a manner so as to seal the space upon swelling of the swelleable body, the swelleable body being susceptible of being in contact with formatio |
| 7527095 |
Method of creating a zonal isolation in an underground wellbore |
May 5, 2009 |
| A method of creating a zonal isolation above a target zone in an underground wellbore comprises: inserting a slurry injection tubing into the wellbore; arranging within an annular space surrounding said tubing an particle accumulation means, such as an expandable screen or an area |
| 7527094 |
Double barrier system for an in situ conversion process |
May 5, 2009 |
| A barrier system for a subsurface treatment area is described. The barrier system includes a first barrier formed around at least a portion of the subsurface treatment area. The first barrier is configured to inhibit fluid from exiting or entering the subsurface treatment area. A second |
| 7523923 |
Fluid distribution tray and method for the distribution of a highly dispersed fluid across a bed |
April 28, 2009 |
| A fluid distribution tray that is capable of providing for the distribution of a fluid across a surface area of a bed of contact material contained within a vessel, wherein the fluid distribution tray includes lost area due to a support element upon which the fluid distribution tray |
| 7517916 |
Process to prepare lower olefins from a Fischer-Tropsch synthesis product |
April 14, 2009 |
| A process to make ethylene and/or propylene from methane comprises preparing a gaseous mixture of carbon monoxide and hydrogen from methane, performing a Fischer Tropsch synthesis using the gaseous mixture to obtain a Fischer Tropsch product having a 50 wt % recovery point above 250. |
| 7517389 |
Removal of sulphur compounds from hydrocarbon streams using adsorbents and regeneration of the l |
April 14, 2009 |
| The invention concerns a process for the removal of sulphur compounds from a hydrocarbon stream, especially a gaseous hydrocarbon gas stream, comprising said sulphur compounds, which process comprises contacting said gas stream with an adsorbent comprising a zeolite having a pore dia |
| 7514918 |
Monitoring wall thickness |
April 7, 2009 |
| There is disclosed a method for monitoring wall thickness of an object having an electrically conductive wall, using a pulsed eddy current probe, wherein the same location on the wall is inspected repeatedly over an extended period of time. The pulsed eddy current probe is arranged in |
| 7511178 |
Process of preparing ethylene glycol |
March 31, 2009 |
| The invention provides a process of preparing glycolaldehyde by reacting formaldehyde with hydrogen and carbon monoxide in the presence of a catalyst composition which is based on, a) a source of rhodium, and b) a ligand of general formula R.sup.1P--R.sup.2(I), wherein R.sup.1 is a b |
| 7510597 |
Method and separator for cyclonic separation of a fluid mixture |
March 31, 2009 |
| A method for cyclonic separation of gaseous and liquid fractions from a multiphase fluid mixture comprises: providing a cyclonic separation vessel (1) having a bottom section (4), a top section (3) and a tubular midsection (2), which is co-axial to a central axis (5); injecting the m |
| 7510173 |
Gas-liquid contacting tray |
March 31, 2009 |
| A gas-liquid contacting tray suitable for horizontal mounting in a normally vertical column, which tray comprises a tray plate with substantially circular circumference and having top and bottom surfaces, which tray plate is provided with passages for gas between the bottom and the t |
| 7510020 |
Wellbore system extending through a salt layer |
March 31, 2009 |
| A wellbore system is provided including a wellbore formed in an earth formation, the wellbore extending into a salt layer of the earth formation. The wellbore system comprises a tubular conduit arranged in the wellbore whereby at least a portion of the tubular conduit is surrounded b |
| 7510012 |
Bubble breaker assembly |
March 31, 2009 |
| A method and system are disclosed for dispersing gas bubbles in a multiphase mixture in a production tubing in an crude oil production well or in a riser connected to such a well, by means of one or more bubble breaker assemblies in which a plurality of orifices are arranged that are |
| 7510000 |
Reducing viscosity of oil for production from a hydrocarbon containing formation |
March 31, 2009 |
| Certain embodiments provide a method for treating a hydrocarbon containing formation. The method includes applying electrical current to one or more electrical conductors located in an opening in the formation to provide an electrically resistive heat output. The heat is allowed to trans |
| 7508735 |
Method of analyzing vertical seismic profile data, method of producing a hydrocarbon fluid, and |
March 24, 2009 |
| A P-wave slowness-polarization data set resolving P-wave slowness against P-wave polarization angle is extracted from a multi-offset vertical seismic profiling data set. A function relating P-wave polarization angle to P-wave slowness, and being dependent on at least three free param |
| 7507770 |
Process for the production of hydrocarbons |
March 24, 2009 |
| A process for the preparation of a titania catalyst or a titania catalyst carrier is described. It comprises the steps of: obtaining a wet filtercake of titania, the titania having been made by hydrolysis of a suitable titanium compound, optionally admixing the wet filtercake with on |
| 7507689 |
Catalyst composition |
March 24, 2009 |
| There is provided a catalyst carrier comprising a refractory inorganic material having a sodium solubilization rate no greater than 5 ppmw/5 minutes. There is further a catalyst comprising a refractory inorganic material carrier having a sodium solubilization rate no greater than 5 p |
| 7504545 |
Process for the preparation of alkylene glycols |
March 17, 2009 |
| A process for the conversion of an alkylene oxide to the corresponding alkylene glycol in the presence of carbon dioxide, water and a catalytic composition comprising a mixture of an organic base present in an amount in the range of from 10 to 90 mol % (based on the mixture) and a salt o |
| 7504525 |
Catalyst composition |
March 17, 2009 |
| There is provided a catalyst carrier comprising a refractory inorganic material having a sodium solubilization rate no greater than 5 ppmw/5 minutes. There is further a catalyst comprising a refractory inorganic material carrier having a sodium solubilization rate no greater than 5 p |
| 7504367 |
Method of controlling lubricant properties by means of diluting the same |
March 17, 2009 |
| A process is provided for controlling two or more properties of a lubricant or working fluid for use in a system in which operating conditions change. The process contains the steps of: (i) providing a base fluid in which the two or more properties are optimal for "warm" operating co |
| 7501531 |
Process for the preparation of alkylene carbonate |
March 10, 2009 |
| A process for the preparation of an alkylene carbonate, said process comprising contacting the corresponding alkylene oxide with carbon dioxide in the presence of a metal salt immobilised on a solid support, wherein the metal salt comprises a cation of a metal selected from those in |
