发明名称 |
ROVINGS AND METHODS AND SYSTEMS FOR PRODUCING ROVINGS |
摘要 |
A fiber glass roving comprises a plurality of ends from a plurality of direc t draw packages, each direct draw package having a single end. Ends from a plurality of direct draw packages may be combined to form a roving at a poin t of use, such as just prior to chopping the roving in a chopping gun. Assembl ed rovings may also be formed by winding a plurality of ends from a plurality o f direct draw packages, each direct draw package having a single end, into an assembled roving package.
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申请公布号 |
CA2475791(A1) |
申请公布日期 |
2003.08.21 |
申请号 |
CA20032475791 |
申请日期 |
2003.02.11 |
申请人 |
PPG INDUSTRIES OHIO, INC. |
发明人 |
WESTBROOK, PAUL A.;GU, PU;PETERS, JAMES C.;TANG, CHI;SARRATT, JOHN L.;CROSS, CHRISTOPHER G. |
分类号 |
D02G3/18;(IPC1-7):D02G3/18 |
主分类号 |
D02G3/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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