| Patent Number |
Title Of Patent |
Date Issued |
| RE39637 |
Hybrid cycle for the production of liquefied natural gas |
May 22, 2007 |
| .[.Refrigeration process for gas liquefaction which utilizes one or more vaporizing refrigerant cycles to provide refrigeration below about -40.degree. C. and a gas expander cycle to provide refrigeration below about -100.degree. C. Each of these two types of refrigerant systems is u |
| RE38201 |
Amido functional amine catalysts for the production of polyurethanes |
July 22, 2003 |
| .[.The use of 3-[3-(dimethylamino)propyl]-propionamide (Formula I) and 3,3'-{[3-(dimethylamino)propyl]imino}bis-propanamide (Formula II) as catalysts in the production of polyurethanes. ##STR1##.]. .Iadd.The use of 3-{[3-(dimethylamino)propyl]amino}-propionamide (Formula I) and 3,3'- |
| RE35614 |
Process for improved quality of CVD copper films |
September 23, 1997 |
| Chemical Vapor Deposition of copper films is enhanced by simultaneously introducing in the reactor vapor of an organometalic copper precursor and .[.copper complex.]. vapor of a volatile ligand or the hydrate of the ligand. |
| RE34595 |
Process for removing oxygen and nitrogen from crude argon |
May 3, 1994 |
| .[.A process is provided for purifying argon gas, especially an argon gas stream obtained by cryogenically separating air, wherein the argon gas is heated and compressed, and then permeated through a solid electrolyte membrane selective to the permeation of oxygen over other components o |
| RE34038 |
Separating argon/oxygen mixtures using a structured packing |
August 25, 1992 |
| The present invention relates to improvements to a process and apparatus for the cryogenic distillation of mixtures, which comprise oxygen, nitrogen and argon, e.g. air. The improvement comprises effectuating intimate contact of the liquid and vapor phase streams utilizing a structur |
| RE32429 |
Production of non-bulking activated sludge |
June 2, 1987 |
| A modified activated sludge system is provided wherein BOD-containing wastewater and recycled sludge are initially admixed under anaerobic conditions in the substantial absence of oxygen or oxidizing agents and subsequently subjected to aeration and clarification. By the disclosed op |
| RE31014 |
Separation of multicomponent gas mixtures |
August 17, 1982 |
| Multicomponent gas mixtures containing: (1) hydrogen as primary component, (2) a secondary key component that is more strongly sorbed by the adsorbent than hydrogen, and (3) a minor quantity of one or more dilute components less strongly sorbed than the secondary key component, are s |
| RE28941 |
Electrolytic timer delay capsule |
August 24, 1976 |
| An electrolytic timer capsule is constructed of an outer cylindrical closed end case and an inner insulated upside down cup enclosing an electrolyte solution. The case comprises one electrode and the other is a U-shaped wire with an intermediate thin coined section immersed in the electr |
| RE28712 |
Parallel flow cryogenic freezer |
February 17, 1976 |
| .Iadd.A cryogenic freezer for freezing products comprising an elongated horizontal tunnel, a conveyor extending therethrough, a liquid cryogenic spray at the outlet end of the conveyor, a plurality of substantially closed gas recirculating flow paths in series relationship along the |
| D582257 |
Device for holding a dispensing nozzle |
December 9, 2008 |
|
| D312869 |
Oxy-fuel burner for use in a metallurgical furnace |
December 11, 1990 |
|
| D310629 |
Vacuum furnace bottle |
September 18, 1990 |
|
| D289823 |
Portable enclosure for oxygen arc cutting equipment |
May 19, 1987 |
|
| D248405 |
Housing for an anesthesia machine |
July 4, 1978 |
|
| 7473299 |
Weight-optimized portable oxygen concentrator |
January 6, 2009 |
| System for producing an oxygen-rich gas comprising (a) a primary gas mover including a first and a second compressor, wherein the primary gas mover is characterized by a weight W.sub.p; (b) a drive motor adapted to drive the first and second compressors; (c) a rechargeable power supply |
| 7470454 |
Non-thermal process for forming porous low dielectric constant films |
December 30, 2008 |
| Low dielectric materials and films comprising same have been identified for improved performance when used as interlevel dielectrics in integrated circuits as well as methods for making same. In certain embodiments of the invention, there is provided a low-temperature process to remo |
| 7468290 |
Mechanical enhancement of dense and porous organosilicate materials by UV exposure |
December 23, 2008 |
| Low dielectric materials and films comprising same have been identified for improved performance when used as interlevel dielectrics in integrated circuits as well as methods for making same. In one aspect of the present invention, an organosilicate glass film is exposed to an ultrav |
| 7468132 |
Method for treatment of animal waste |
December 23, 2008 |
| A method and a facility for the treatment of waste from concentrated animal feed operations are disclosed. The method includes receiving manure at a central location, digesting the manure and producing therefrom combustible gases, solid matter and water containing dissolved organic p |
| 7468092 |
Operation of mixed conducting metal oxide membrane systems under transient conditions |
December 23, 2008 |
| Method of operating an oxygen-permeable mixed conducting membrane having an oxidant feed side, an oxidant feed surface, a permeate side, and a permeate surface, which method comprises controlling the differential strain between the permeate surface and the oxidant feed surface at a v |
| 7465833 |
Hydrogenation of aromatic amines to alicyclic amines using a lithium aluminate-based catalyst |
December 16, 2008 |
| The present invention relates to processes for the catalytic hydrogenation of aromatic amines to their acyclic counterparts using a ruthenium catalyst on a lithium aluminate support. The hydrogenation process comprises contacting an aromatic amine with hydrogen in the presence of a r |
| 7465517 |
High purity lithium polyhalogenated boron cluster salts useful in lithium batteries |
December 16, 2008 |
| The present invention relates to lithium secondary batteries comprising a negative electrode, a positive electrode, a separator and a lithium-based electrolyte carried in an aprotic solvent, and to the electrolyte compositions. The electrolyte comprises a lithium salt of the formula: |
| 7458807 |
Gas heater, a gas supply apparatus and a method of providing gas |
December 2, 2008 |
| The invention provides a gas heater for connection to a heat source and a pressurized gas source, the gas heater comprising: a jacket having an inlet and an outlet and defining a cavity there between; a porous heat exchanger extender within said cavity, and means for providing heat to |
| 7456374 |
Component heater |
November 25, 2008 |
| A heater for fluid flow components. The heater has heat transfer surfaces that engage the component. The transfer surfaces are mounted on jaws that are movable to engage the component. The jaws have massive portions that act as heat reservoirs to maintain a constant temperature in spite |
| 7452848 |
Amine-based gas hydrate inhibitors |
November 18, 2008 |
| Certain substituted amines, alkylenediamines or polyamines, and derivatives of these, are suitable for use in preventing, inhibiting, or otherwise modifying crystalline gas hydrate formation. These inhibitors include compounds from any of the following groups. ##STR00001## The substi |
| 7452426 |
Process solutions containing surfactants used as post-chemical mechanical planarization treatmen |
November 18, 2008 |
| Process solutions comprising one or more surfactants are used to reduce the number of defects in the manufacture of semiconductor devices. In certain preferred embodiments, the process solution of the present invention may reduce defects when employed as a rinse solution either durin |
| 7452407 |
Production of carbon monoxide-free hydrogen and helium from a high-purity source |
November 18, 2008 |
| The invention provides vacuum swing adsorption processes that produce an essentially carbon monoxide-free hydrogen or helium gas stream from, respectively, a high-purity (e.g., pipeline grade) hydrogen or helium gas stream using one or two adsorber beds. By using physical adsorbents with |
| 7449167 |
Catalyst and process for improving the adiabatic steam-reforming of natural gas |
November 11, 2008 |
| A process for adiabatically prereforming a feedstock, includes: providing an adiabatic reactor; providing a catalyst containing 1-20 wt. % nickel and 0.4-5 wt. % potassium, wherein the catalyst has an overall catalyst porosity of 25-50% with 20-80% of the overall catalyst porosity co |
| 7448402 |
Leak containment apparatus for reactive gases |
November 11, 2008 |
| Fluid storage and leak containment comprising (a) a fluid storage vessel comprising at least one vessel having an interior, an exterior, and an outlet opening between the interior and the exterior; (b) a fluid flow fitting sealably connected to the outlet opening and adjacent the ext |
| 7446078 |
Adsorbent for water removal from ammonia |
November 4, 2008 |
| The present invention provides an adsorbent for removing water and/or other oxygen-containing impurities from a fluid comprising ammonia to the ppb level and methods for making and using same. The adsorbent preferably comprises a substrate having a plurality of pores and a surface area t |
| 7446055 |
Aerosol misted deposition of low dielectric organosilicate films |
November 4, 2008 |
| This invention relates to an improvement in a deposition process for producing low dielectric films having a dielectric constant of 3, preferably <2.7 and lower. The process comprises the steps: (a) forming a liquid precursor solution comprised of an organosilicon source contain |
| 7442822 |
Stabilization of nitrogen-containing and oxygen-containing organosilanes using weakly basic ion- |
October 28, 2008 |
| A process to stabilize nitrogen-containing or oxygen-containing organosilane from acid catalyzed attack and retard the resulting decomposition is disclosed. Such organosilanes, and the nitrogen-containing organosilane in particular, with a least one Si--H or N--H group are susceptibl |
| 7439654 |
Transmission of ultrasonic energy into pressurized fluids |
October 21, 2008 |
| Ultrasonic probe comprising an elongate body having a first end and a second end, an ultrasonic transducer attached to the probe at or adjacent the first end, and an enlarged support section intermediate the ultrasonic transducer and the second end, wherein the enlarged support secti |
| 7438079 |
In-line gas purity monitoring and control system |
October 21, 2008 |
| Method for supplying a high purity gas product comprising providing a first gas stream including a major component and at least one impurity component, determining the concentration of the at least one impurity component, and comparing the concentration so determined with a reference |
| 7437889 |
Method and apparatus for producing products from natural gas including helium and liquefied natu |
October 21, 2008 |
| The present invention relates to a process and apparatus for producing crude helium, liquefied natural gas product, and synthesis gas from natural gas. A natural gas comprising helium and methane is cooled to produce cooled natural gas. At least a portion of the helium and methane fr |
| 7432340 |
Fluorinated alkyl substituted-thieno[3,4-]thiophene monomers and polymers therefrom |
October 7, 2008 |
| Partially and fully fluorinated alkyl substituted thienothiophene monomers (and polymers thereof) wherein the monomers are represented by the formula: ##STR00001## wherein R is a partially or fully fluorinated primary, secondary or tertiary alkyl having from 1 to 8 carbon atoms; and |
| 7431033 |
Gas dispensing and recovery apparatus |
October 7, 2008 |
| A container (1) having a first compartment (3) and a second compartment (5) separated by a movable gas impermeable partition (7) is used for storing and dispensing a gas for use in a process and receiving and storing a gas recovered from the process. Fresh gas is dispensed (9) from t |
| 7429671 |
Process for the fluorination of boron hydrides |
September 30, 2008 |
| A process for fluorination of borohydride salts including providing a reaction medium comprising HF and a superacid. A borohydride salt compound is added to the reaction medium. The borohydride salt is reacted with the reaction medium under conditions to form a fluorinated borohydrid |
| 7429373 |
Process for autothermal generation of hydrogen |
September 30, 2008 |
| Process for producing hydrogen comprising reacting at least one hydrocarbon and steam in the presence of a complex metal oxide and a steam-hydrocarbon reforming catalyst in a production step under reaction conditions sufficient to form hydrogen gas and a spent complex metal oxide, wh |
| 7429372 |
Hydrogen storage by reversible hydrogenation of pi-conjugated substrates |
September 30, 2008 |
| Processes are provided for the storage and release of hydrogen by means of a substantially reversible catalytic hydrogenation of extended pi-conjugated substrates which include large polycyclic aromatic hydrocarbons, polycyclic aromatic hydrocarbons with nitrogen heteroatoms, polycyc |
| 7427388 |
Process for improving prereforming and reforming of natural gas containing higher hydrocarbons a |
September 23, 2008 |
| A process for prereforming natural gas containing higher hydrocarbons and methane, includes providing a reactor having a nickel catalyst; providing steam, hydrogen, and natural gas containing higher hydrocarbons and methane to the reactor; adding an oxidant to the feedstock, wherein the |
| 7427339 |
Heat conducting metal layer for ion conductor stack |
September 23, 2008 |
| The current invention relates to a means for improving heat removal from the inside of an electrochemical device to the outer surface so as to reduce thermal stresses in the device, thereby allowing for increased oxygen production. A means for conducting heat toward the outer edge is |
| 7425231 |
Feed gas contaminant removal in ion transport membrane systems |
September 16, 2008 |
| Method for gas purification comprising (a) obtaining a feed gas stream containing one or more contaminants selected from the group consisting of volatile metal oxy-hydroxides, volatile metal oxides, and volatile silicon hydroxide; (b) contacting the feed gas stream with a reactive so |
| 7422197 |
Divided wall exchange column |
September 9, 2008 |
| A divided wall exchange column includes a dividing wall strengthened by stiffening members and/or a double wall design to better withstand pressure differentials and minimize temperature differentials. When a double wall is used, cost of manufacture and installation is minimized by r |
| 7421885 |
Method for characterizing porous low dielectric constant films |
September 9, 2008 |
| A method and apparatus for determining pore size distribution and/or the presence of at least one killer pore in at least a portion of a porous film deposited upon a substrate are disclosed herein. In one embodiment, there is provided a method for determining pore size distribution c |
| 7419623 |
Proton conducting mediums for electrochemical devices and electrochemical devices comprising the |
September 2, 2008 |
| An electrochemical device and a proton conducting medium for use in an electrochemical device having a proton conducting electrolyte comprising the formula: H.sub.aM.sub.bQ.nH.sub.2O where H is a proton, M is a cation, Q is the fluoroborate or fluoroheteroborate anion, n ranges from |
| 7416717 |
Synthesis of pentahalosulfur peroxides and monoxides |
August 26, 2008 |
| Provided are methods for producing pentahalosulfur peroxides and monoxides, such as bis-(pentafluorosulfur) peroxide, that involve exposing a composition comprising a pentahalosulfur hypohalite, and optionally a sulfur hexahalide or trihalomethyl hypohalite, to a halogen free radical |
| 7416716 |
Purification of carbon dioxide |
August 26, 2008 |
| SO.sub.2 and/or NO.sub.x are removed from gaseous CO.sub.2 at elevated pressure(s) in the presence of molecular oxygen and water and, when SO.sub.2 is to be removed, NO.sub.x, to convert SO.sub.2 to sulfuric acid and/or NO.sub.x to nitric acid. The sulfuric acid and/or nitric acid is |
| 7413595 |
Control scheme for hybrid PSA/TSA systems |
August 19, 2008 |
| An improved control scheme is set forth for an adsorption process that removes water and carbon dioxide (CO.sub.2) from a feed gas using a hybrid of both temperature swing (i.e. TSA) and pressure swing (PSA) to regenerate the adsorbent. The control scheme comprises adjusting the quan |
| 7410348 |
Multi-speed compressor/pump apparatus |
August 12, 2008 |
| A pumping/compressing apparatus for use in a fluid handling system transferring a fluid from one location, e.g., a tank, to another location or to an end use is provided. The apparatus basically includes a motor and a multistage, e.g., two stage, device including at least one recipro |
| 7404990 |
Non-thermal process for forming porous low dielectric constant films |
July 29, 2008 |
| Low dielectric materials and films comprising same have been identified for improved performance when used as interlevel dielectrics in integrated circuits as well as methods for making same. In certain embodiments of the invention, there is provided a low-temperature process to remo |
