| Patent Number |
Title Of Patent |
Date Issued |
| D552930 |
Cup containing a disc object |
October 16, 2007 |
|
| D548526 |
Cup containing a disc object |
August 14, 2007 |
|
| 7431106 |
Drilling method |
October 7, 2008 |
| A method of reducing formation breakdown during the drilling of a wellbore which method comprises: (a) circulating a drilling mud in the wellbore comprising (i) an aqueous or oil based fluid, (ii) at least one fluid loss additive at a concentration effective to achieve a high temperature |
| 7429287 |
High efficiency gas sweetening system and method |
September 30, 2008 |
| Disclosed are a method and system for sweetening a raw natural gas feed stream using a multi-stage membrane separation process, and in embodiments a two-stage membrane separation process. The method and system also include use of a gas turbine which operates with an impure fuel gas s |
| 7405340 |
Process for recovering paraxylene utilizing ammonia absorption refrigeration |
July 29, 2008 |
| A process for recovering paraxylene from a substantially hydrocarbon feedstock. The recovery comprises cooling the hydrocarbon feedstock in at least one refrigerated crystallization stage that is indirectly refrigerated by evaporating at least a portion of a substantially liquid stre |
| 7402448 |
Photovoltaic cell and production thereof |
July 22, 2008 |
| An efficient photovoltaic cell, and its process of manufacture, is disclosed wherein the back surface p-n junction is removed from a doped substrate having an oppositely doped emitter layer. A front surface and edges and optionally the back surface periphery are masked and a back sur |
| 7401654 |
Blowout preventer testing system |
July 22, 2008 |
| A method and apparatus is disclosed for testing a blowout preventer (BOP) by: using a drillpipe to install a test plug into one end of the throughbore of a (BOP); using a valve in the BOP to isolate the opposite end of the throughbore of the BOP, using piping to connect the output of |
| 7391673 |
Method of wide azimuth seismic acquisition |
June 24, 2008 |
| According to a preferred aspect of the instant invention, there is provided a system and method for acquiring seismic data in a marine environment, wherein at least two source vessels are used in conjunction with a recording vessel which tows a plurality of hydrophone cables. Prefera |
| 7385081 |
Terephthalic acid composition and process for the production thereof |
June 10, 2008 |
| Terephthalic acid is prepared by reacting a 2,5-furandicarboxylate with ethylene in the presence of a solvent to produce a bicyclic ether; and then dehydrating the bicyclic ether. The process of the present invention effectively produces terephthalic acid, while reducing or eliminating t |
| 7381858 |
Xylene process using perm-selective separations |
June 3, 2008 |
| Processes are disclosed for production of purified products from a fluid mixtures of C.sub.8 aromatics by means of integration of perm-selective separations with purified product recovery operations. The perm-selective separations of the invention comprise of one or more devices using |
| 7380598 |
Method for detecting fluid leakage from a subterranean formation |
June 3, 2008 |
| A method for the detection of a fluid leak from a plugged well extending from a surface of the earth to penetrate a subterranean formation which contains fluid by logging a collection chamber positioned in the plugged well. |
| 7378544 |
Anthracene and other polycyclic aromatics as activators in the oxidation of aromatic hydrocarbon |
May 27, 2008 |
| The present invention relates to the liquid phase oxidation of aromatic hydrocarbons in the presence of at least one heavy metal oxidation catalyst and bromine, which is activated by at least one of anthracene or another polycyclic aromatic compound to produce aromatic carboxylic aci |
| 7376515 |
System and method for CSEM exploration in polar regions |
May 20, 2008 |
| There is provided herein a system and method of collecting, EM data in the context(s) of hydrocarbon exploration, appraisal, development, and surveillance, which provides improved ground coupling between the electrodes and the earth or surface ice and, as a consequence, a higher qual |
| 7374667 |
Process for the production of gasoline with a low sulfur content comprising a stage for transfor |
May 20, 2008 |
| For the production of gasoline with a low sulfur content, a process comprises at least one stage for transformation of sulfur-containing compounds consisting of an alkylation or adsorption of sulfur-containing compounds and/or an increasing of the weight of light sulfur-containing co |
| 7373285 |
Application of phase behavior models in production allocation systems |
May 13, 2008 |
| The present invention is directed to a method for allocating revenue or taxes to individual fluid streams commingled during an oil and gas production process, the method includes commingling fluid streams to produce a commingled fluid stream; (2) utilizing a process simulation model |
| 7333916 |
Performance monitor for a photovoltaic supply |
February 19, 2008 |
| A method and apparatus is disclosed for monitoring the performance of a solar powered electrical supply where the supply comprises an array of photovoltaic cells that are mounted on a building. In one embodiment, the apparatus comprises: a device for producing a signal representative of |
| 7300568 |
Method of manufacturing oxygenated fuel |
November 27, 2007 |
| Disclosed is a process to improve the cetane number and emissions characteristics of a distillate feedstock by increasing the oxygen content of the feedstock by contacting the feedstock with an oxygen-containing gas in the oxidation zone at oxidation conditions in the presence of an |
| 7300476 |
Transportation fuels |
November 27, 2007 |
| The present invention relates to Compositions of fuels for transportation are disclosed, particularly organic compositions which are liquid at ambient conditions. More specifically, it relates to transportation fuels comprising suitable organic distillates, as a predominant component, an |
| 7299655 |
Systems and methods for vaporization of liquefied natural gas |
November 27, 2007 |
| Disclosed are methods and systems for vaporization of liquefied natural gas (LNG) that employ a condensing gas stream to adjust the gross heating value (GHV) of the LNG such that, upon vaporization, a natural gas product is obtained that meets pipeline or other commercial specificati |
| 7294607 |
Synergistic combination of load supplement additive and corrosion inhibitors for lubricant compo |
November 13, 2007 |
| The present invention relates to a lubricant composition exhibiting enhanced load-carrying capacity and oxidative/corrosion stability. The lubricant composition of the present invention comprises a major portion of an aliphatic ester base oil having lubrication properties and formed |
| 7271305 |
Method of obtaining para-xylene |
September 18, 2007 |
| Disclosed herein is an improved method for making and obtaining para-xylene from a mixture of xylene isomers, and various embodiments of the method. The method generally includes contacting a mixture comprising xylene isomers and ethylbenzene with a para-xylene selective adsorbent to |
| 7259321 |
Method of manufacturing thin film photovoltaic modules |
August 21, 2007 |
| A method for manufacturing a thin film photovoltaic module comprising series connected cells, the cells comprising a front contact, a back contact and a photovoltaically active region positioned between the front and back contacts, the series connected cell being formed by scribing a |
| 7252756 |
Preparation of components for refinery blending of transportation fuels |
August 7, 2007 |
| A process is disclosed for the production of refinery transportation fuel or components for refinery blending of transportation fuels having a reduced amount of sulfur and/or nitrogen-containing impurities. The process involves contacting a hydrocarbon feedstock containing the above |
| 7251956 |
Modular LNG process |
August 7, 2007 |
| Disclosed are methods for efficiently and economically designing, constructing, or operating a light hydrocarbon gas liquefaction process for the liquefaction of selected quantities of light hydrocarbon gas. The method includes a light hydrocarbon gas liquefaction launch train to liq |
| 7247742 |
Recycling polyethylene naphthalate containing materials in a process to produce diesters |
July 24, 2007 |
| A process for preparing a dialkylester of a naphthalenedicarboxylic acid comprising directing a liquid phase reaction mixture comprising a low molecular weight alcohol, a naphthalenedicarboxylic acid, a dialkylester of a naphthalenedicarboxylic acid, and a polyethylene naphthalate co |
| 7243510 |
Reduced carbon dioxide emission system and method for providing power for refrigerant compressio |
July 17, 2007 |
| A reduced carbon dioxide emission system and method for providing power for refrigerant compression and shared electrical power for a light hydrocarbon gas liquefaction process. |
| 7229537 |
Composite oxygen ion transport element |
June 12, 2007 |
| A composite oxygen ion transport element that has a layered structure formed by a dense layer to transport oxygen ions and electrons and a porous support layer to provide mechanical support. The dense layer can be formed of a mixture of a mixed conductor, an ionic conductor, and a me |
| 7214415 |
Oxygen scavenging monolayer bottles |
May 8, 2007 |
| Monolayer packages comprised of an oxygen scavenging composition suitable for direct contact with package contents and recycle with other polyester bottles are disclosed. The oxygen scavenging composition is comprised of a modified copolymer which is comprised of predominantly polyester |
| 7197399 |
Method of multiple attenuation |
March 27, 2007 |
| According to a preferred aspect of the instant invention, there is provided herein a system and method for removing or attenuating multiples in datasets that is much more efficient than methods used heretofore. The increases in efficiency principally originate in two algorithmic adva |
| 7168265 |
Integrated processing of natural gas into liquid products |
January 30, 2007 |
| An integrated process for producing LNG and GTL products is provided, wherein a CO.sub.2-containing natural gas feed to an LNG production zone is first pre-treated to separate at least a portion of the CO.sub.2 therefrom, and the resulting CO.sub.2 stream obtained thereby is then dir |
| 7152428 |
Refrigeration system |
December 26, 2006 |
| A refrigeration process is disclosed that employs a mixed refrigerant to chill a process gas stream in which a second stream is cooled against rewarming vaporized mixed refrigerant at low pressure and subsequently is at least partially vaporized against at least partially condensed mixed |
| 7149630 |
Method of DMO calculation for use in seismic exploration |
December 12, 2006 |
| According to a preferred aspect of the instant invention, there is provided herein a system and method for improving the computational efficiency of the DMO transformation that has many uses in the seismic processing arts. More particularly, the instant inventor has conceived and inv |
| 7135596 |
Method of removing iron contaminants from liquid streams during the manufacture and/or purificat |
November 14, 2006 |
| This invention relates to control or removal of amounts of dissolved iron that may be present in liquid process streams in the manufacture of aromatic acids. The present invention further relates to the control or removal of dissolved iron contaminants present in liquid streams during |
| 7133784 |
Process and method for chemical manufacturing using transformation of on-line instrumentation da |
November 7, 2006 |
| A method for providing improved estimates of properties of a chemical manufacturing process is disclosed. The method regesses process variables with scores or other gains obtained from the mathematical transformation of data obtained from an on-line analyzer. Chemical manufacturing p |
| 7131272 |
Reduced carbon dioxide emission system and method for providing power for refrigerant compressio |
November 7, 2006 |
| A system and method for the production of liquefied light hydrocarbon gases by a system and a process that produces a liquefied gas product more efficiently and with reduced emissions of carbon dioxide (CO.sub.2) to the atmosphere. |
| 7129387 |
Low capital implementation of distributed distillation in ethylene recovery |
October 31, 2006 |
| An apparatus for recovering ethylene from a hydrocarbon feed stream, where the apparatus is a single distillation column pressure shell encasing an upper region and a lower region. The upper region houses an ethylene distributor rectifying section and the lower region houses a C2 dis |
| 7125528 |
Membrane systems containing an oxygen transport membrane and catalyst |
October 24, 2006 |
| An apparatus for separating oxygen from an oxygen-containing gas and facilitating a chemical reaction with the separated oxygen includes a mixed conducting membrane, a porous body, and a material for catalyzing the reaction. The mixed conducting membrane has respective oxidation and |
| 7122496 |
Para-xylene selective adsorbent compositions and methods |
October 17, 2006 |
| Adsorbent compositions for vapor-phase adsorption processes, which are selective for para-xylene. Such compositions can be used in gas-phase adsorption processes for the separation of para-xylene or the separation of para-xylene and ethylbenzene from mixed xylenes or a C.sub.8 aromatic |
| 7114351 |
All electric LNG system and process |
October 3, 2006 |
| A reduced carbon dioxide emissions system and method for providing power for refrigerant compression and shared electrical power for a light hydrocarbon gas liquefaction process. |
| 7104329 |
Marine bottomed tensioned riser and method |
September 12, 2006 |
| A new marine oil production riser system for use in deepwater applications is disclosed. An efficient means for accommodating movements of the host facility, while maintaining riser top tension within the limits for long-term riser performance. Long riser stroke lengths can be accomm |
| 7082787 |
Refrigeration system |
August 1, 2006 |
| The recovery of ethylene from light gases at low temperature by the use of a mixed refrigeration system comprising methane, ehtylene and/or ethane, and propylene and/or propane. |
| 7074322 |
System and method for liquefying variable selected quantities of light hydrocarbon gas with a pl |
July 11, 2006 |
| An improved system and method for providing reduced acid gas/dewatered light hydrocarbon gas to a light hydrocarbon gas liquefaction process wherein a plurality of light hydrocarbon gas liquefaction trains are used. |
| 7070694 |
Purification of fluid compounds utilizing a distillation - membrane separation process |
July 4, 2006 |
| Apparatus and processes are disclosed for economical separation of fluid mixtures. Broadly, apparatus of the invention is an integrated fractional distillation and perm-selective membrane separation apparatus. More particularly, the integrated apparatus comprises a fractional distill |
| 7052598 |
Process for the production of gasoline with a low sulfur content comprising a hydrogenation, a f |
May 30, 2006 |
| A process for the production of gasoline with a low sulfur content that comprises at least one selective hydrogenation of diolefins, optionally at least one stage for transformation, preferably to increase their weight, for light sulfur-containing compounds that are present in the ga |
| 7047764 |
Modular LNG process |
May 23, 2006 |
| Disclosed are methods for efficiently and economically designing, constructing, or operating a light hydrocarbon gas liquefaction process for the liquefaction of selected quantities of light hydrocarbon gas. The method includes a light hydrocarbon gas liquefaction launch train to liq |
| 7022637 |
Selective methylation catalyst, method of catalyst manufacture and methylation process |
April 4, 2006 |
| Novel catalysts and processes in accordance with the invention can accomplish high selectivity and conversion of naphthalenic compounds such as the conversion of methylnaphthalene (2-MN) or naphthalene to 2,6-dimethylnaphthalene (2,6-DMN). The catalysts are prepared by treating, for |
| 7005011 |
Method of removing iron oxide deposits from the surface of titanium components |
February 28, 2006 |
| Disclosed is a method and solvent composition capable of removing iron oxide deposits from the surface of titanium components without substantially damaging the underlying titanium component. Iron oxide deposits may be removed from the surface of a titanium component by contacting th |
| 6986802 |
Selective separation of fluid compounds utilizing a membrane separation process |
January 17, 2006 |
| Apparatus and processes are disclosed for economical separation of fluid mixtures utilizing perm-selective membranes. Broadly, apparatus of the invention comprises a plurality of membrane modules comprising a solid perm-selective membrane and equipment for controlling enthalpy of sel |
| 6984749 |
Method for inhibiting polymerization during the recovery and purification of unsaturated mononit |
January 10, 2006 |
| Economical processes are disclosed for recovery and refining of valuable nitrogen-containing organic compounds formed by catalytic oxidation of least one feed compound selected from the group consisting of propane, propylene, isobutane and isobutylene in the presence of ammonia to pr |
| 6975560 |
Geophysical method and apparatus |
December 13, 2005 |
| A method and apparatus is disclosed for performing a seismic survey below the surface of a body of water and on the seabed. In one embodiment, a plurality of seismic data receivers are removably loaded in a carrier located above the surface of the water and the carrier is lowered into th |
