Process for preparing a membrane/electrode assembly
OF THE INVENTION The term "catalytically-active particles" as used herein refers to particles of a metal or compound which is catalytic for the electroreduction of oxygen or electrooxidation of hydro... Read More
Inventors: Mussell, Robert D.;, Assignee: The Dow Chemical Company (Midland, MI) |
Fuel cell structures
In a fuel cell structure of the above-defined type and in accordance with the present invention, the said distribution means are formed by elongate ribs which form distribution channels, the top face ... Read More
Inventors: Warszawski, Bernard; Fauvel, Pierre; Dupre , Sylvain;, Assignee: Occidental Chemical Corporation (NY) |
Variable pressure passive regenerative fuel cell system
In general, the present invention provides a variable pressure passive regenerative fuel cell system designed to operate under variable pressure conditions (as opposed to constant pressure). Current s... Read More
Inventors: Sprouse, Kenneth M.;, Assignee: Rockwell International Corporation (Seal Beach, CA) |
Solid polymer fuel cell systems incorporating water removal at the anode
The above and other objects are achieved by a solid polymer fuel cell electric power generation system in which water accumulated at the cathode is removed in the outlet fuel stream of the anode. The ... Read More
Inventors: Wilkinson, David P.; Voss, Henry H.; Watkins, David S.; Prater, Keith B.;, Assignee: Ballard Power Systems Inc. (North Vancouver, CA) |
Anode assembly for a variable pressure passive regenerative fuel cell system
In general, the present invention provides a variable pressure passive regenerative fuel cell system designed to operate under variable pressure conditions (as opposed to constant pressure). Current s... Read More
Inventors: Sprouse, Kenneth M.;, Assignee: Rockwell International Corporation (Seal Beach, CA) |
Quasi-passive variable pressure regenerative fuel cell system
Conventional passive, variable pressure, regenerative fuel cell systems utilize mechanical valves, pressure regulators, feed pumps, and recirculation pumps. Many systems also include active heating an... Read More
Inventors: McCoy, Lowell R.;, Assignee: Rockwell International Corporation (Seal Beach, CA) |
Hollow artery anode wick for passive variable pressure regenerative fuel cells
Conventional passive, variable pressure, regenerative fuel cell systems utilize mechanical valves, pressure regulators, feed pumps, and recirculation pumps. Many systems also include active heating an... Read More
Inventors: Sprouse, Kenneth M.; Navratil, James D.;, Assignee: Rockwell International Corporation (Seal Beach, CA) |
Fuel cell, electrolytic cell and process of cooling and/or dehumidifying same
OF THE INVENTION For both of the fuel cell and the electrolytic cell, the miniaturization is one of the most important subjects. In the present invention, this miniaturization can be effectively real... Read More
Inventors: Watanabe, Masahiro;, Assignee: Tanaka Kikinzoku Kogyo K. K. (JP); Watanabe; Masahiro (JP) |
One piece fuel cell separator plate
It is an object of this invention to provide a bi-polar separator plate for a fuel cell which simplifies the design of interacting components in a fuel cell and, at the same time, reduces its cost. It... Read More
Inventors: Reeder, Kenneth W.;, Assignee: M-C Power Corporation (Burr Ridge, IL) |
Planar fuel cell
OF THE PREFERRED EMBODIMENT A planar fuel cell is created by sandwiching a membrane electrode assembly between two current collector assemblies. The membrane electrode assembly (MEA) is a single shee... Read More
Inventors: Pratt, Steven D.; Kelley, Ronald J.; Muthuswamy, Sivakumar; Landreth, Bobby Dean; Pennisi, Robert W.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Emulsion producing apparatus and its combustion system
OF THE PREFERRED EMBODIMENTS A preferred embodiment of this invention will be described in accordance with the Figs. as follows: FIG. 1 is a functional drawing showing the outline of the combustion s... Read More
Inventors: Hirata, Kiichi;, Assignee: |
Fuel cell cooled by latent heat of water evaporation
Therefore, an object of the present invention is to maintain both cooling and wetting of a membrane. Further, the present invention provides a fuel cell that enables more efficient cooling without enl... Read More
Inventors: Horiguchi, Munehisa; Kato, Hidemi; Ueno, Masataka;, Assignee: Kabushikikaisha Equos Research (Tokyo, JP) |
Apparatus for manufacturing cellulosic fibrous material which can be pressed into molded parts
We claim: 1. An apparatus for manufacturing a dry-shaped cellulosic fibrous transportable mat suitable for future compressing into a molded article, comprising: (a) a pre-pulverizing apparatus for cut... Read More
Inventors: Nopper, Herbert; Knoch, Wolfgang;, Assignee: Casimir Kast GmbH & Co. KG (Gernsbach, DE) |
Resin material supply apparatus for resin press molding machine
The present invention has a purpose, in view of above conventional problems, to prevent leakage of resin material and disorder of cutting operation without increasing plate thickness of the cutter, th... Read More
Inventors: Takeuchi, Naoki;, Assignee: Kabushiki Kaisha Kobe Seiko Sho (Kobe, JP) |
Pulsating gas-assisted injection molding apparatus
The present invention resulted from the recognition that if the plastic region encompassing the interface and while still in a molten state could somehow be made to shift back and forth, this shifting... Read More
Inventors: Shah, Suresh D.; Wenzel, Edward J.;, Assignee: General Motors Corporation (Detroit, MI) |
Composite electrodes
OF THE INVENTION Referring now to FIGS. 1 and 2, the electrode 10 is generally a rectangular plate member having a thickness from about 0.3 to 2.5 cm (1/30 to 1.0 inch) and a length and width from 2.... Read More
Inventors: Beckley, Don A.;, Assignee: Hitco (Irvine, CA) |
Electrode substrate for fuel cell
What is claimed is: 1. An electrode substrate for a fuel cell, which substrate is in contact with flow channels for a reactant gas and at least a part of which substrate comprises a flexible carbon ma... Read More
Inventors: Abe, Hikonori; Funabashi, Masayuki;, Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha (Tokyo, JP) |
Electrode substrate for fuel cell and process for producing the same
Primary object of hte present invention is to provide a substrate and a process for producing the same, which is suitable for constituting the electrode of a fuel cell, particularly the electrode of a... Read More
Inventors: Miwa, Kishio; Shimizu, Kazuharu; Fukui, Hiroaki;, Assignee: Toray Industries, Inc. (Tokyo, JP) |
Flexible carbon fiber electrode with low modulus and high electrical conductivity, battery employing the carbon fiber electrode, and method of manufacture
OF THE INVENTION In accordance with one embodiment of the present invention, as particularly illustrated in FIG. 1, there is provided a secondary battery 10 comprising a housing 12 having a generally... Read More
Inventors: McCullough, Francis P.;, Assignee: |
Gas separator for a fuel cell, and fuel cell using the same gas separator for a fuel cell
It is hence an object of the present invention to solve the above problems, and enhance the feed rate of gas supplied into a fuel cell, without lowering the energy efficiency of the entire system havi... Read More
Inventors: Takahashi, Tsuyoshi; Goto, Sogo;, Assignee: Toyota Jidosha Kabushiki Kaisha (Toyota, JP) |
Fuel cell and method of ameliorating temperature distribution thereof
One object of the present invention is to provide a fuel cell whose temperature distributions have less ups and downs all over the surface of the cell elements as well as the separators. Another objec... Read More
Inventors: Shiozawa, Shoji; Shimizu, Toru;, Assignee: Ishikawajima-Harima Heavy Industries Co., Ltd. (Tokyo, JP) |
Transparent electron-injecting electrode for use in an electroluminescent device
It is an object of the present invention to provide a transparent electron-injecting electrode for use with an electroluminescent device. This object is achieved in an electroluminescent device contai... Read More
Inventors: Hung, Liang-Sun; Tang, Ching Wan; Madathil, Joseph Kuru;, Assignee: Eastman Kodak Company (Rochester, NY) |
Carbon commutator
In accordance with this invention a carbon-segment commutator assembly is provided in which a carbon disk is molded over a pre-stamped metallic substrate having an upturned projection, and an insulato... Read More
Inventors: Ziegler, William E.; Bauer, William A.;, Assignee: McCord Winn Textron Inc. (Manchester, NH) |
Method for fabricating membrane and electrode assembly for polymer electrolyte membrane fuel cells
Therefore, it is an object of the present invention to overcome the above problems encountered in prior arts and to provide a simple method for fabricating an MEA for fuel cells, with which the cost o... Read More
Inventors: Kim, Chang-Soo; Chun, Young-Gap; Peck, Dong-Hyun; Shin, Dong Ryul;, Assignee: Korea Institute of Energy Research (Taejon, KR) |
Multilayer fuel cell electrode substrate having elongated holes for feeding reactant gases
What is claimed is: 1. A carbonaceous electrode substrate for a fuel cell, comprising: a dense layer having an average bulk density of not less than 1.0 g/cm.sup.3 and a specific gas permeability of n... Read More
Inventors: Shigeta, Masatomo; Fukuda, Hiroyuki; Saitoh, Kuniyuki; Kaji, Hisatsugu;, Assignee: Kureha Kagaku Kogyo Kabushiki Kaisha (Tokyo, JP) |
Solid polymer electrolyte fuel cell
OF THE INVENTION A separator plate of the present invention is basically composed of a metal plate whose surface is covered with a coat having resistance to oxidation. Besides, this metal plate is pr... Read More
Inventors: Nishida, Kazufumi; Yasumoto, Eiichi; Gyoten, Hisaaki; Hatoh, Kazuhito; Uchida, Makoto; Ohara, Hideo; Sugawara, Yasushi; Kanbara, Teruhisa; Matsumoto, Toshihiro; Niikura, Junji;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka-fu, JP) |
Pneumatic transportation system for powdered or granular material with a switching valve for selection of different transport paths
According to the invention, the transportation system comprises a valve having a compartment with a blind space for forming an erosion-preventing cushion of powder. The valve is provided with several ... Read More
Inventors: Brannstrom, Roine;, Assignee: Asea Stal AB (Vaster.ang.s, SE) |
Process for the manufacture of polyamide composite material reinforced with long fibers
These low-molecular-weight oligomers of prepolymers present the advantage that they are fluid at their melting temperature. These polyamide-sequence compounds are usually obtained from caprolactams, ... Read More
Inventors: Lottiau, Michel; Glemet, Michel; Cognet, Gilles; Causier, Alain;, Assignee: Atochem (FR) |
Method and apparatus for producing an extruded plastic bar with plural surface characteristics
It is the object of the present invention to provide a method of the above-mentioned type and an apparatus for carrying out this method which permits simple, problem-free and low-cost production of at... Read More
Inventors: Fritsch, Gunter; Vollmer, Heinz; Schmitz, Walter;, Assignee: Gebr. Happich GmbH (DE) |
Removal of ammonia and carbon dioxide from fuel cell stack water system by steam stripping
We claim: 1. In a fuel cell power plant having a closed water circulating system wherein under normal operating conditions water in the system is replenished solely by product water formed in the fuel... Read More
Inventors: Bonville, Leonard J.; Grasso, Albert P.; Sederquist, Richard A.;, Assignee: International Fuel Cells Corporation (South Windsor, CT) |
Nonmetallic Processes 
