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公开(公告)号:US1781300A
公开(公告)日:1930-11-11
申请号:US22256927
申请日:1927-09-28
Applicant: PRUTZMAN PAUL W
Inventor: PRUTZMAN PAUL W
IPC: A62C5/02
CPC classification number: A62C5/02
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2.
公开(公告)号:US1895683A
公开(公告)日:1933-01-31
申请号:US49333630
申请日:1930-11-04
Applicant: ROTH ERNEST W , PRUTZMAN PAUL W
Inventor: ROTH ERNEST W , PRUTZMAN PAUL W
IPC: B01D11/04
CPC classification number: B01D11/0453 , B01D11/0457
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公开(公告)号:US1781298A
公开(公告)日:1930-11-11
申请号:US22256727
申请日:1927-09-28
Applicant: PRUTZMAN PAUL W
Inventor: PRUTZMAN PAUL W
IPC: A62C5/00
CPC classification number: A62C5/002
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公开(公告)号:US1238331A
公开(公告)日:1917-08-28
申请号:US1913765804
申请日:1913-05-06
Applicant: PRUTZMAN PAUL W
Inventor: PRUTZMAN PAUL W
CPC classification number: C10G33/06
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5.Apparatus for the distillation and fractionation of petroleum and other liquids. 失效
Title translation: 石油和其他液体的分离和分离装置。公开(公告)号:US1180237A
公开(公告)日:1916-04-18
申请号:US1913760388
申请日:1913-04-11
Applicant: BURLESON HARRY L , PRUTZMAN PAUL W
Inventor: BURLESON HARRY L , PRUTZMAN PAUL W
CPC classification number: C10G9/20
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公开(公告)号:US1891396A
公开(公告)日:1932-12-20
申请号:US43276930
申请日:1930-03-03
Applicant: PRUTZMAN PAUL W
Inventor: PRUTZMAN PAUL W
IPC: B01D25/00
CPC classification number: B01D25/38 , B01D25/1645 , B01D2201/26
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公开(公告)号:US1818274A
公开(公告)日:1931-08-11
申请号:US18526227
申请日:1927-04-20
Applicant: PRUTZMAN PAUL W
Inventor: PRUTZMAN PAUL W
IPC: C10G25/06
CPC classification number: C10G25/06
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公开(公告)号:US1810248A
公开(公告)日:1931-06-16
申请号:US37337229
申请日:1929-06-24
Applicant: PHILIP JONES , PRUTZMAN PAUL W
Inventor: PHILIP JONES , PRUTZMAN PAUL W
IPC: E21B19/08
CPC classification number: E21B19/08
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公开(公告)号:US1804779A
公开(公告)日:1931-05-12
申请号:US37336929
申请日:1929-06-24
Applicant: PHILIP JONES , PRUTZMAN PAUL W
Inventor: PHILIP JONES , PRUTZMAN PAUL W
IPC: E21B19/08
CPC classification number: E21B19/08 , Y10T74/2154
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公开(公告)号:US1798797A
公开(公告)日:1931-03-31
申请号:US37337429
申请日:1929-06-24
Applicant: PHILIP JONES , PRUTZMAN PAUL W
Inventor: PHILIP JONES , PRUTZMAN PAUL W
IPC: E21B19/08
CPC classification number: E21B19/08 , Y10S60/907
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