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公开(公告)号:US3045826A
公开(公告)日:1962-07-24
申请号:US75140758
申请日:1958-07-28
Applicant: PERMANENT FILTER CORP
Inventor: HOWARD HERBERT H , SMITH PAUL A
CPC classification number: B01D35/14 , B01D27/04 , B01D29/15 , B01D29/52 , B01D29/606 , B01D35/153 , Y10S116/42
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2.Method of making a wrapped filter tube of fiberglass and foraminous material 失效
Title translation: 制造玻璃纤维和有孔材料的包裹过滤管的方法公开(公告)号:US3063888A
公开(公告)日:1962-11-13
申请号:US82551459
申请日:1959-07-07
Applicant: PERMANENT FILTER CORP
Inventor: HOWARD HERBERT H , SMITH PAUL A , LUBBEN ROBERT A
CPC classification number: B01D17/045 , B01D39/2017 , Y10S55/05 , Y10T156/1011 , Y10T156/108 , Y10T156/109
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公开(公告)号:US3062377A
公开(公告)日:1962-11-06
申请号:US82551359
申请日:1959-07-07
Applicant: PERMANENT FILTER CORP
Inventor: HOWARD HERBERT H , SMITH PAUL A , LUBBEN ROBERT A
IPC: B01D17/04
CPC classification number: B01D17/045 , B01D17/06 , B01D17/10
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公开(公告)号:US2946446A
公开(公告)日:1960-07-26
申请号:US76149058
申请日:1958-09-17
Applicant: PERMANENT FILTER CORP
Inventor: HOWARD HERBERT H
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