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1.Process of removing sulfur, arsenic, and other like impurities from refractory ores. 失效
Title translation: 清除硫酸盐,砷酸盐和其他类似污染物的过程。公开(公告)号:US922088A
公开(公告)日:1909-05-18
申请号:US1907369381
申请日:1907-04-20
Applicant: COTTON FRANK
Inventor: COTTON FRANK
CPC classification number: C22B1/02
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2.
公开(公告)号:US844004A
公开(公告)日:1907-02-12
申请号:US1905351018
申请日:1905-05-12
Applicant: COTTON FRANK
Inventor: COTTON FRANK
CPC classification number: F23D11/44
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公开(公告)号:US739153A
公开(公告)日:1903-09-15
申请号:US1902124170
申请日:1902-09-20
Applicant: COTTON FRANK
Inventor: COTTON FRANK
CPC classification number: F23D11/44
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公开(公告)号:US881110A
公开(公告)日:1908-03-10
申请号:US1906299252
申请日:1906-02-03
Applicant: COTTON FRANK
Inventor: COTTON FRANK
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5.Process and apparatus for generating a combustible gas from carbonaceous liquids. 失效
Title translation: 从碳酸液体中产生可燃气体的方法和装置。公开(公告)号:US831835A
公开(公告)日:1906-09-25
申请号:US1904221218
申请日:1904-08-18
Applicant: COTTON FRANK
Inventor: COTTON FRANK
CPC classification number: F23D11/10
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