Title:
プルトニウムまたはプルトニウム合金の溶解方法
Document Type and Number:
Japanese Patent JP4860040
Kind Code:
B2
Abstract:
The present invention relates to a process to dissolve plutonium or a plutonium alloy, by placing it in contact with an aqueous dissolution mixture, wherein said dissolution mixture comprises nitric acid, a carboxylic acid with complexing properties with respect to plutonium, and a compound comprising at least one -NH2 radical such as urea.The invention also relates to a process to convert plutonium or a plutonium alloy into plutonium oxide and to manufacture nuclear fuel from said oxide.The invention particularly applies to the dismantling of plutonium contained in nuclear weapons with a view to its use in civilian nuclear reactors, particularly in the form of MOX fuel.
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Inventors:
Jean-Marc Adne
Jack Borju
Pascal broth
Philip Brossard
Jack Borju
Pascal broth
Philip Brossard
Application Number:
JP2000554891A
Publication Date:
January 25, 2012
Filing Date:
June 17, 1999
Export Citation:
Assignee:
INSERM(INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE)
International Classes:
C22B60/04; C01G56/00; C22B3/04; C22B3/06; C22B60/02; C23F1/30; G21C19/38; G21C19/46; G21F9/28; G21F9/30
Domestic Patent References:
JPS406679B1 | ||||
JPS376799B1 | ||||
JPH09318791A | 1997-12-12 | |||
JPH01316690A | 1989-12-21 | |||
JP2002518591A | 2002-06-25 | |||
JPS623694A | 1987-01-09 | |||
JPH02226100A | 1990-09-07 | |||
JPS5795833A | 1982-06-14 | |||
JPS5698685A | 1981-08-08 | |||
JPS55151298A | 1980-11-25 | |||
JPS53124200A | 1978-10-30 | |||
JPH11174194A | 1999-07-02 | |||
JPH08278395A | 1996-10-22 | |||
JPH09171090A | 1997-06-30 | |||
JPH0755992A | 1995-03-03 | |||
JPH01203228A | 1989-08-16 |
Foreign References:
US5135728A | 1992-08-04 |
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Takashi Watanabe
Masakazu Aoyama
Suzuki Mitsuyoshi
Kazuya Nishi
Yasuhiko Murayama
Shinya Mitsuhiro
Tadashi Takahashi
Takashi Watanabe
Masakazu Aoyama
Suzuki Mitsuyoshi
Kazuya Nishi
Yasuhiko Murayama
Shinya Mitsuhiro