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Akihiro Kondoh, Masato Murakami, Hiroshi Takaichi, Naoki Koshizuka, Shoji Tanaka, Shoichi Kagiya: Production of oxide superconductors having large magnetic levitation force. International Superconductivity Technology Center, Kawasaki Jukogyo Kabushiki Kaisha, Hokuriku Electric Power Co, Nippon Steel Corporation, Oliff & Berridge, December 12, 1995: US05474976 (13 worldwide citation)

A method for producing an REBaCuO oxide superconductor having large magnetic levitation force, where RE is a rare earth element selected from the group consisting of Y, Sm, Eu, Gd, Dy, Ho, Er, and Yb, involves the steps of using a raw material mixture as the starting feed, heating the raw material m ...


2
Ishida Tetsuyoshi: High temperature heat storage tank. Hokuriku Electric Power Co The, April 4, 2000: JP2000-097498 (6 worldwide citation)

PROBLEM TO BE SOLVED: To provide a high temperature heat storage tank which achieves a miniaturization of a heat storage tank made of a mixture of a solid regenerative material and a liquid regenerative material while lowering equipment costs.SOLUTION: This high temperature heat storage tank is prov ...


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Iizuka Toru, Sato Mitsuru, Ogumo Shinya: Heat exchanger and method for manufacturing heat exchanger. Mitsubishi Heavy, Tohoku Electric Power Co, Tokyo Electric Power Co The, Chubu Electric Power Co, Hokuriku Electric Power Co The, Kansai Electric Power Co The, Chugoku Electric Power Co The, Kyushu Electric Power Co, Electric Power Dev, Japan Atom Power The, December 14, 2006: JP2006-337000 (6 worldwide citation)

PROBLEM TO BE SOLVED: To provide a heat exchanger that allows eliminating defects in welded parts by enabling detection and identification of internal defects through an inspection using radioactive rays or the like and that is excellent in manufacturability and a method for manufacturing the heat e ...


4
Ban Kazuo, Takagi Sakae, Sasaki Kazuhiro, Sakai Masakatsu, Masuda Tadashi, Takagi Tsuneo, Yoshii Kiyoaki, Miyagi Harumoto: Lighting system. Mitsubishi Electric, Mitsubishi Electric Lighting, Tohoku Electric Power Co, Chubu Electric Power Co, Hokuriku Electric Power Co The, Kansai Electric Power Co The, Chugoku Electric Power Co The, Shikoku Electric Power Co, Okinawa Electric Power, December 13, 2002: JP2002-359087 (5 worldwide citation)

PROBLEM TO BE SOLVED: To provide a lighting system capable of materializing charge at the bottom of an electric power and a sufficient peak-cut operation while enhancing load leveling effect and lessening battery capacity. SOLUTION: This lighting system is provided with a commercial power supply 2, ...


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Sakai Yukio, Morino Hiroki, Motohira Shigeru: Method of keeping warmth, and device for keeping warmth of secondary battery. Hokuriku Electric Power Co The, January 17, 2008: JP2008-010295 (3 worldwide citation)

PROBLEM TO BE SOLVED: To maintain a recommended utilization temperature (set temperature) at charging, by effectively utilizing electric power discharged in a discharge circuit for keeping warmth of a secondary battery.SOLUTION: This is a method for keeping the warmth of the secondary battery, where ...


7
Ito Kazuhiko, Kasai Hidekazu, Yuasa Koichi, Kawakami Tomotake, Okajima Yoshihiro: Impurity gas removing method for fuel cell power generation facility and impurity gas removing device thereof. Ishikawajima Harima Heavy, Hokuriku Electric Power Co The, March 29, 2002: JP2002-093452 (2 worldwide citation)

PROBLEM TO BE SOLVED: To effectively remove impurities contained in a fuel gas by utilizing properties of substances abundantly contained in carbon dioxide, carbon monoxide and a fossil fuel gas under high temperature of molten carbonate or molten salt, extremely stable in the environment, and in pa ...


8
Sano Yukihiro, Takezawa Ryuichi: License management method and license management program. Hokuriku Electric Power Co The, February 28, 2003: JP2003-058266 (2 worldwide citation)

PROBLEM TO BE SOLVED: To provide a license management method and a license management program capable of demonstrating the capability of an application program in a job to the maximum by rotationally and practically using a limited number of contract licenses. SOLUTION: In the license management met ...


9
Ito Yoshifumi, Yamamoto Akio: Manufacturing method for compound semiconductor device. Kansai Electric Power Co The, Japan Atom Power The, Hokuriku Electric Power Co The, Wakasawan Energ Kenkyu Center, Univ Of Fukui, July 28, 2005: JP2005-203666 (2 worldwide citation)

PROBLEM TO BE SOLVED: To provide a new manufacturing method for a compound semiconductor device which includes a process of forming a compound semiconductor layer of high quality and less residual stress on a silicon board, which is inexpensive and easy to expand area for mounting, as an intermediat ...


10
Takasaki Masahiro, Kawaguchi Naoki, Shimizu Yasuhiro: Reactive power compensator and system voltage control method. Central Res Inst Of Electric Power, Hokuriku Electric Power Co The, June 26, 2008: JP2008-148373 (2 worldwide citation)

PROBLEM TO BE SOLVED: To make an STATCOM compensate only for the voltage variation of short period component resulting from variation in output of wind power generation.SOLUTION: A reset circuit 120 is provided between a voltage detection circuit 110 and a reactive power control circuit 130 and arra ...