Title:
EXTRACTION METHOD
Document Type and Number:
Japanese Patent JPS5368728
Kind Code:
A
Inventors:
PIITERU MATSUTEUSU BETSUKERU
KORUNERISU ERUBERUTOUSU KINTO
KORUNERISU ERUBERUTOUSU KINTO
Application Number:
JP14170377A
Publication Date:
June 19, 1978
Filing Date:
November 28, 1977
Export Citation:
Assignee:
SHELL INT RESEARCH
International Classes:
B01D11/04; C07C67/00; C07C301/00; C07C309/02; C07C309/20; (IPC1-7): B01D11/04; C07C139/14; C07C141/02; C07C143/02; C07C143/16; C09K3/00