METHOD OF FIRE-HOSE MANUFACTURE Russian patent published in 2003 - IPC

Abstract RU 2216449 C1

FIELD: technology of fire hose manufacture. SUBSTANCE: method includes manufacture of sheath from ethylene copolymer at temperature of 120-130 C at speed of 900-1000 m/h, and cohesion of sheath with woven cover is effected on steam line at110-120C for 501- min. Ethylene copolymer is used in form of copolymer of ethylene with vinylacetate or with acryl ether. EFFECT: reduced weight of hose running meter due to production of light and strong sheath with use ethylene copolymer for its production, higher productivity, improved operating conditions and prolonged service life. 2 cl, 2 tbl, 1 ex

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RU 2 216 449 C1

Authors

Krasnoshchekov Nikolaj Vasil'Evich

Dates

2003-11-20Published

2002-08-12Filed