Document Type and Number:
Japanese Patent JPS6254594
Kind Code:
B2
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Inventors:
KAITA HIDEAKI
Application Number:
JP6250983A
Publication Date:
November 16, 1987
Filing Date:
April 08, 1983
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
B23K26/38; B23D31/04; B23D33/00
Previous Patent: How to prepare the ester of cellulose ether under existence of carboxylic acid alkali metal salt
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