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last 30 patents
Information
Patent Grant
Radioactive waste processing system
Patent number
5,489,737
Issue date
Feb 6, 1996
Hitachi, Ltd.
Tsutomu Baba
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Method for solidifying radioactive waste
Patent number
5,481,061
Issue date
Jan 2, 1996
Hitachi, Ltd.
Kiyomi Funabashi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Solidifying materials for radioactive waste disposal, structures ma...
Patent number
5,256,338
Issue date
Oct 26, 1993
Hitachi, Ltd.
Takashi Nishi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Disposal method of radioactive wastes
Patent number
5,202,062
Issue date
Apr 13, 1993
Hitachi Ltd.
Tsutomu Baba
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Method of cementing radioactive waste and cemented body
Patent number
5,114,622
Issue date
May 19, 1992
Hitachi, Ltd.
Kiyomi Funabashi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Method for solidifying radioactive wastes
Patent number
5,045,241
Issue date
Sep 3, 1991
Hitachi, Ltd.
Osamu Kuriyama
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Waste water concentrator and waste water disposal plant
Patent number
5,028,298
Issue date
Jul 2, 1991
Hitachi, Ltd.
Tsutomu Baba
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for treating radioactive liquid waste containing sodium bor...
Patent number
4,931,222
Issue date
Jun 5, 1990
Hitachi, Ltd.
Tsutomu Baba
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Process and apparatus for cleaning nuclear reactor cooling water
Patent number
4,880,595
Issue date
Nov 14, 1989
Hitachi, Ltd.
Masami Matsuda
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Water quality control method, and method and apparatus for measurin...
Patent number
4,853,638
Issue date
Aug 1, 1989
Hitachi, Ltd.
Masao Endou
G01 - MEASURING TESTING
Information
Patent Grant
Process for treating radioactive waste liquid
Patent number
4,804,498
Issue date
Feb 14, 1989
Hitachi, Ltd.
Hiroko Mizuno
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Process for disposing of radioactive liquid waste
Patent number
4,775,495
Issue date
Oct 4, 1988
Hitachi, Ltd.
Tatsuo Izumida
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING