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1.发明授权
公开(公告)号：US2850435A
公开(公告)日：1958-09-02
申请号：US56347056
申请日：1956-02-06
Applicant: PURE OIL CO
Inventor： FIERCE WILLIAM L , LONGLAND JR GEORGE M
IPC: C10G21/06
CPC classification number: C10G21/06
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公开(公告)号：US2903412A
公开(公告)日：1959-09-08
申请号：US55342055
申请日：1955-12-16
Applicant: PURE OIL CO
Inventor： LONGLAND JR GEORGE M
IPC: C10C3/00
CPC classification number: C10C3/00
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3.发明授权Method of reducing corrosion and plugging of solvent extraction process equipment 失效降低溶剂萃取工艺设备腐蚀和堵塞的方法
公开(公告)号：US2846354A
公开(公告)日：1958-08-05
申请号：US53292255
申请日：1955-09-07
Applicant: PURE OIL CO
Inventor： HOLM LE ROY W , LONGLAND JR GEORGE M
IPC: C10G21/16
CPC classification number: C10G21/16
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