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公开(公告)号:US2656311A
公开(公告)日:1953-10-20
申请号:US12472149
申请日:1949-10-31
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: STEVENS DONALD R , CAMP SAMUEL C
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3.4-neopentyl-1,2-dithia-4-cyclopentene-3-thione and 4-methyl-5-tertiary-butyl-1,2-dithia-4-cyclopentene-3-thione 失效
Title translation: 4-新戊基-1,2-二硫杂-4-环戊烯-3-硫酮和4-甲基-5-叔丁基-1,2-二硫杂-4-环戊烯-3-硫酮公开(公告)号:US2535705A
公开(公告)日:1950-12-26
申请号:US73319647
申请日:1947-03-07
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: STEVENS DONALD R , STARNES WILLIAM C
IPC: C07D339/04 , C10L1/24
CPC classification number: C07D339/04 , C10L1/245
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公开(公告)号:US2515907A
公开(公告)日:1950-07-18
申请号:US79331447
申请日:1947-12-22
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: STEVENS DONALD R , DUBBS ARTHUR C
CPC classification number: C07C37/20 , C07C39/15 , C07C39/16 , C10M1/08 , C10M2205/026 , C10M2205/22 , C10M2207/023 , C10M2207/024 , C10M2207/08 , C10M2207/144 , C10M2207/146 , C10M2207/16 , C10M2207/28 , C10M2209/084 , C10M2209/101 , C10M2211/022 , C10M2211/024 , C10M2211/06 , C10M2211/08 , C10M2219/024 , C10M2219/087 , C10M2219/088 , C10M2219/089 , C10M2227/08 , C10M2229/02 , C10M2229/05 , C10N2210/04 , C10N2210/08 , C10N2240/14 , C10N2240/201 , C10N2240/202
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公开(公告)号:US2258368A
公开(公告)日:1941-10-07
申请号:US18576238
申请日:1938-01-19
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: STEVENS DONALD R , GRUSE WILLIAM A
IPC: C07C2/16
CPC classification number: C07C2/16 , C07C2527/054
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公开(公告)号:US2205159A
公开(公告)日:1940-06-18
申请号:US10710236
申请日:1936-10-22
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: STEVENS DONALD R , GRUSE WILLIAM A
CPC classification number: C07C2/16 , C07C2/26 , C07C2521/02 , C07C2527/054 , C07C2531/025 , Y10S585/952
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公开(公告)号:US2699385A
公开(公告)日:1955-01-11
申请号:US22193651
申请日:1951-04-19
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: STEVENS DONALD R , FARERI ELIZABETH L
IPC: C10L1/18
CPC classification number: C10L1/18 , C10L1/183 , C10L1/1832 , C10L1/1852 , C10L1/1857
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公开(公告)号:US2655546A
公开(公告)日:1953-10-13
申请号:US22314251
申请日:1951-04-26
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: STEVENS DONALD R , BOWMAN ROBERT S
IPC: C07C41/05
CPC classification number: C07C41/06 , C07C43/205
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公开(公告)号:US2588425A
公开(公告)日:1952-03-11
申请号:US78974447
申请日:1947-12-04
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: STEVENS DONALD R , BOWMAN ROBERT S
IPC: C07C2/20
CPC classification number: C07C2/20 , C07C2527/1213 , C07C2531/02 , Y02P20/582 , C07C11/02
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公开(公告)号:US2542370A
公开(公告)日:1951-02-20
申请号:US4965748
申请日:1948-09-16
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: STEVENS DONALD R , SPINDT RODERICK S
IPC: C07F9/201
CPC classification number: C07F9/201
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