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公开(公告)号:US2000689A
公开(公告)日:1935-05-07
申请号:US50442630
申请日:1930-12-23
Applicant: DU PONT
Inventor: STANSFIELD CALCOTT WILLIAM , PEDERSEN CHARLES J
IPC: B27K5/02
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公开(公告)号:US2227628A
公开(公告)日:1941-01-07
申请号:US21685338
申请日:1938-06-30
Applicant: DU PONT
Inventor: STANSFIELD CALCOTT WILLIAM
IPC: C09B47/10
CPC classification number: C09B47/10
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公开(公告)号:US2123766A
公开(公告)日:1938-07-12
申请号:US11428836
申请日:1936-12-04
Applicant: DU PONT
Inventor: STANSFIELD CALCOTT WILLIAM
IPC: C01F7/58
CPC classification number: C01F7/58
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公开(公告)号:US1992185A
公开(公告)日:1935-02-26
申请号:US60210032
申请日:1932-03-30
Applicant: DU PONT
Inventor: STANSFIELD CALCOTT WILLIAM , HERVEY SMITH FRANCIS , GEORGE BARNHART
IPC: C09B67/06
CPC classification number: C09B67/0003
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公开(公告)号:US2187146A
公开(公告)日:1940-01-16
申请号:US10733236
申请日:1936-10-24
Applicant: DU PONT
Inventor: STANSFIELD CALCOTT WILLIAM , WARNER STARKWEATHER HOWARD
IPC: C08C1/14
CPC classification number: C08C1/14 , Y10S260/22 , Y10S260/25 , Y10S528/936
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公开(公告)号:US2066173A
公开(公告)日:1936-12-29
申请号:US72213034
申请日:1934-04-24
Applicant: DU PONT
Inventor: STANSFIELD CALCOTT WILLIAM , CALVERT MCHARNESS ROBERT
CPC classification number: C10M1/08 , C10M2201/02 , C10M2201/043 , C10M2207/40 , C10M2207/404 , C10M2215/04 , C10M2215/044 , C10M2215/06 , C10M2215/062 , C10M2215/066 , C10M2215/068 , C10M2215/10 , C10M2215/102 , C10M2215/18 , C10M2215/182 , C10M2215/202 , C10M2215/22 , C10M2215/221 , C10M2215/225 , C10M2215/226 , C10M2215/26 , C10M2215/30 , C10M2219/044 , C10M2219/064 , C10M2219/10 , C10M2219/102 , C10M2219/104 , C10M2219/106 , C10M2223/10 , C10N2240/401 , C10N2240/402 , C10N2240/403 , C10N2240/404 , C10N2240/405 , C10N2240/406 , C10N2240/407 , C10N2240/408 , C10N2240/409 , C10N2250/10
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7.Quaternary ammonium compounds and process for the production thereof 失效
Title translation: 季铵化合物及其生产方法公开(公告)号:US2060850A
公开(公告)日:1936-11-17
申请号:US64180632
申请日:1932-11-08
Applicant: DU PONT
Inventor: STANSFIELD CALCOTT WILLIAM , GESSE CLARKSON RICHARD
CPC classification number: C07H15/04 , Y10S516/05 , Y10S516/07
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公开(公告)号:US2016956A
公开(公告)日:1935-10-08
申请号:US64132232
申请日:1932-11-04
Applicant: DU PONT
Inventor: STANSFIELD CALCOTT WILLIAM , GESSE CLARKSON RICHARD
CPC classification number: C07C209/08
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公开(公告)号:US2383446A
公开(公告)日:1945-08-28
申请号:US39657241
申请日:1941-06-04
Applicant: DU PONT
Inventor: STANSFIELD CALCOTT WILLIAM , JAMES WADDELL , REINHARD ROSENBERG HANS
CPC classification number: C07J9/00
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10.Manufacture of nu-tertiary amino acyclic carboxylic acids and their salts 失效
Title translation: 制备非叔氨基非环状羧酸及其盐公开(公告)号:US2203009A
公开(公告)日:1940-06-04
申请号:US16102237
申请日:1937-08-26
Applicant: DU PONT
Inventor: STANSFIELD CALCOTT WILLIAM , MARLIN TINKER JOHN
CPC classification number: C07C227/08
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