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公开(公告)号:US2926417A
公开(公告)日:1960-03-01
申请号:US38701353
申请日:1953-10-19
Applicant: WOOD CONVERSION CO
Inventor: DUVALL THURE C
CPC classification number: D21H5/2628 , D21H11/20 , D21H15/00 , Y10T428/249921 , Y10T428/2905
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公开(公告)号:US2746895A
公开(公告)日:1956-05-22
申请号:US23240551
申请日:1951-06-19
Applicant: WOOD CONVERSION CO
Inventor: DUVALL THURE C
CPC classification number: D21H5/2642 , D21H11/06 , D21H17/60 , D21H25/00 , Y10T442/50
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公开(公告)号:US2624079A
公开(公告)日:1953-01-06
申请号:US11061049
申请日:1949-08-16
Applicant: WOOD CONVERSION CO
Inventor: DUVALL THURE C
IPC: D04H13/00
CPC classification number: D04H1/732 , D04H1/4374 , D04H1/4382 , Y10T442/50
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公开(公告)号:US2544011A
公开(公告)日:1951-03-06
申请号:US71342846
申请日:1946-12-02
Applicant: WOOD CONVERSION CO
Inventor: DUVALL THURE C
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5.Method and means for producing mixed fiber suspensions in air and felts therefrom 失效
Title translation: 在空气中生产混合纤维悬浮液的方法和方法以及由此产生的毛毡公开(公告)号:US3010161A
公开(公告)日:1961-11-28
申请号:US41067154
申请日:1954-02-16
Applicant: WOOD CONVERSION CO
Inventor: DUVALL THURE C
CPC classification number: B27N3/14 , D21H5/2635 , D21H11/00
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公开(公告)号:US2646381A
公开(公告)日:1953-07-21
申请号:US13054949
申请日:1949-12-01
Applicant: WOOD CONVERSION CO
Inventor: DUVALL THURE C
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