| 发明名称 |
PROCESSO PARA PRODUZIR UMA FITA OU FOLHA DE SUPERFICIE LISA,MATERIAL COMPOSITO DE FITA OU FOLHA,E,PROCESSO PARA ISOLAMENTO DE UMA TUBULACAO |
| 摘要 |
A smooth-surfaced tape or sheet of composite syntactic material comprising a polyolefin and, as filler, hollow microspheres, is formed by extrusion through a die having a land length to thickness ratio less than 7:1. Such tapes can be wrapped around pipes to provide insulation. |
| 申请公布号 |
BR9302396(A) |
申请公布日期 |
1994.01.11 |
| 申请号 |
BR19939302396 |
申请日期 |
1993.06.17 |
| 申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. |
发明人 |
ALAN DAVID CURZON;RONALD GEORGE WHITE;AIDAN PHILIP RUPERT JONES |
| 分类号 |
B29C47/14;B29C;B29C47/00;B29C47/04;B29C47/12;B29C67/20;B29C70/58;B29C70/66;B29K23/00;B29K105/16;B29L7/00;C08J;C08J5/18;C08J9/32;C08K7/28;C08L23/00;C09J;F16L59/02;F16L59/10;F16L59/14 |
主分类号 |
B29C47/14 |
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