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Document Type and Number:
Japanese Patent JPH0422640
Kind Code:
B2
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Inventors:
HAGIWARA TATSUO
IMAI TAKASHI
NAGAOKA SHIGENORI
Application Number:
JP15542987A
Publication Date:
April 20, 1992
Filing Date:
June 24, 1987
Export Citation:
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Assignee:
KAWASAKI HEAVY IND LTD
International Classes:
C02F11/00; C09K17/00; E01C3/00; E01C7/08



 
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