| 发明名称 |
METHOD OF LINING FITTINGS WITH THERMOPLASTIC ENVELOPE |
| 摘要 |
FIELD: erection of pipe lines. SUBSTANCE: tubular branch pipes made from thermoplastic material are inserted into metal welded fittings. Butts of branch pipes are connected by welding due to transfer of heat from zone of well of metal fitting heated to 180-240 C. EFFECT: facilitated procedure of applying coat on fittings. 9 dwg
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| 申请公布号 |
RU2137974(C1) |
申请公布日期 |
1999.09.20 |
| 申请号 |
RU19980106427 |
申请日期 |
1998.03.23 |
| 申请人 |
OBSHCHESTVO S OGRANICHENNOJ OTVETSTVENNOST'JU "INZ;OBSHCHESTVO S OGRANICHENNOJ OT |
发明人 |
AJDUGANOV V.M.;CHAKHEEV S.L.;VOLKOVA L.I.;STARSHOV M.I.;SHAMSUTDINOV I.G. |
| 分类号 |
F16L41/02;F16L58/10;(IPC1-7):F16L41/02 |
主分类号 |
F16L41/02 |
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