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公开(公告)号:US1704384A
公开(公告)日:1929-03-05
申请号:US8130426
申请日:1926-01-14
Applicant: DOW CHEMICAL CO
Inventor: GANN JOHN A , HOY JOHN E
IPC: B22D15/02
CPC classification number: B22D15/02 , Y10S164/08
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公开(公告)号:US1680262A
公开(公告)日:1928-08-07
申请号:US51079421
申请日:1921-10-27
Applicant: DOW CHEMICAL CO
Inventor: GANN JOHN A
IPC: C22C23/00
CPC classification number: C22C23/00
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