| 发明名称 |
METHOD FOR MANUFACTURE OF REINFORCED THREE-LAYER PLASTIC PIPES |
| 摘要 |
production of plastic, in particular, polyethylene reinforced pipes. SUBSTANCE: method consists in application of a reinforcing band on the pipe blank and application of a protective coating on the reinforcing layer. After application of the layer of the reinforcing band the pipe blank surface is fuzed. EFFECT: provided monolithness of the pipe and simplified process of its manufacture. 1 dwg |
| 申请公布号 |
RU2186685(C2) |
申请公布日期 |
2002.08.10 |
| 申请号 |
RU20000109399 |
申请日期 |
2000.04.14 |
| 申请人 |
OTKRYTOE AKTSIONERNOE OBSHCHESTVO "ZAPSIBGAZPROM" |
发明人 |
NIKIFOROV V.N.;MUKHAMETKULOV V.A.;BISEROV V.T.;IDRISOV A.Z. |
| 分类号 |
B29D23/00;B29C47/20;B29K103/00;B29L23/00;F16L9/128 |
主分类号 |
B29D23/00 |
| 代理机构 |
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代理人 |
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