Document Type and Number:
Japanese Patent JPH0238638
Kind Code:
B2
Inventors:
SATO MIKIO
Application Number:
JP20244381A
Publication Date:
August 31, 1990
Filing Date:
December 17, 1981
Export Citation:
Assignee:
IDEMITSU KOSAN CO
International Classes:
C10M175/04; C10G31/06; C10N40/22
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