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Method for of insulation restoration of overhead heating networks
Method for of insulation restoration of overhead heating networks
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机译:架空供热管网保温恢复的方法
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摘要
the subject invention is way renovation insulation overhead network heat, applicable to sections of pipe network renovation thermal, mechanical damage, or after a period of durability isolation.is characterized by the fact that after removing the old insulation (2) and cleaning pipe (1) with residues of isolation (2), a pipe (1) a coat covering (3), and the space between the outer surface of the pipe (1), and the inner surface coat osu0142onowego (3) complete p ianku0105 polyurethane (2) by obwiedniowe injection.
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