发明名称 |
ARTIGO PARA TRATAMENTO DE SUPERFICIE E PROCESSO PARA SUA FABRICACAO |
摘要 |
Abrasive and polishing belts 10 and discs 17 suitable for offhand and automated article finishing comprising a lofty, nonwoven abrasive web 11 optionally needled to a woven fabric 12 and a polymeric layer 14 coated on the woven fabric 12 opposite the nonwoven layer 11 or if no woven fabric 12, coated on the nonwoven layer 11. <IMAGE> |
申请公布号 |
BR9101203(A) |
申请公布日期 |
1991.11.05 |
申请号 |
BR19919101203 |
申请日期 |
1991.03.26 |
申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
JEFFREY L. BERGER;GARY M. FARISS |
分类号 |
B32B5/02;B24D3/28;B24D11/00;B32B27/04;B32B27/12;D04H13/00 |
主分类号 |
B32B5/02 |
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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