Featured patents

Device for Collecting Particles That Have a Strong Electron Affinity
US 08852325 B2, Oct. 7, 2014, Apparatus purging or flushing means using gas or liquid, Wolfgang Legner et al. / EADS Deutschland GmbH (Ottobrunn, DE)
A particle collecting device to collect particles with strong electron affinity…

Polyimide-Co-Polybenzoxazole Copolymer, Preparation Method Thereof, and Gas Separation Membrane Comprising the Same
US 08821617 B2, Sept. 2, 2014, Membrane having ring containing organic compound, Chul-Ho Jung et al. / Industry-University Cooperation Foundation, Hanyang University (Seoul, KR)
A polyimide-polybenzoxazole (PBO-PI) copolymer having repeating units represented…

Composite Hollow Ceramic Fibers, Precursors For, Methods of Making the Same, and Methods of Using the Same
US 08747525 B2, June 10, 2014, Hollow fiber or cylinder, Madhava R. Kosuri et al. / L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude (Paris, FR)
A process for making a composite hollow fiber, comprising the steps of:…

Fuel Tank for Vehicle
US 08685149 B2, April 1, 2014, Apparatus for Selective Diffusion of Gases, Noboru Uchida / Hino Motors, Ltd. (Hino-shi, JP)
A fuel tank for a vehicle comprising a breather on a top of a tank…

Gas Treatment and Solar Thermal Collection System
US 08641812 B2, Feb. 4, 2014, With control means responsive to sensed condition, Veerappan Muthaiah et al. / General Electric Company (Schenectady, US)
A system, comprising:…

System and Method for Optimizing a Gas/Liquid Separation Process
US 08641813 B2, Feb. 4, 2014, With Signals, Indicators, Measuring, or Testing Means, Daniel L. Gysling / Expro Meters, Inc. (Wallingford, US)
An apparatus for monitoring the performance of a separation process…

Filling Pistol and Method for Filling an Object Essentially With Nitrogen
US 08617296 B2, Dec. 31, 2013, Apparatus for Selective Diffusion of Gases, Barry Dallinga et al. / Parker Hannifin Mfg. Etten-Leur NL (Etten-Leur, NL)
Filling pistol for the filling under pressure of an object essentially…

Method of Making SAPO-34 Membranes for Use in Gas Separations
US 08568518 B2, Oct. 29, 2013, Plural layers, Paul Jason Williams et al. / Shell Oil Company (Houston, US)
A method for making a crystalline silicoaluminophosphate-34 (SAPO-34) membrane,…

Apparatus for Concentrating and Diluting Specific Gas and Method for Concentrating and Diluting Specific Gas
US 08500874 B2, Aug. 6, 2013, Solid Sorbent Apparatus, Koji Ohta et al. / Toshiba Mitsubishi-Electric Industrial Systems Corporation (Tokyo, JP)
An apparatus for concentrating and diluting a specific gas comprising: a specific…

Oxygen Concentrator
US 08500879 B2, Aug. 6, 2013, Pressure sensing means, Shinichi Nakane et al. / Metran Co., Ltd. (Saitama, JP)
A PSA, PVSA, or VSA oxygen concentrator comprising at least one pair of oxygen…

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