composition for protection of corrosion of oil field pipeline

摘要

composition for protection of oil field pipelines from corrosion, comprising u0442u0430u043cu043fu043eu043du0430u0436u043du0443u044e resin u0442u0441u0434 through shale phenols, u0433u043bu0438u043du043eu043fu043eu0440u043eu0448u043eu043a and formaldehyde, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441 i am that, in order to improve the adhesive strength, it contains an additional synthetic rubber u044du0442u0438u043bu0435u043du043fu0440u043eu043fu0438u043bu0435u043du043eu0432u044bu0439 and sand in the ratio of u043au043eu043cu043fu043eu043du0435 next u043du0442u043eu0432 mas.u0433u043bu0438u043du043eu043fu043eu0440u043eu0448u043eu043a%: 20 22u0444u043eu0440u043cu0430u043bu0438u043d - 15 - 16u0441u0438u043du0442u0435u0442u0438u0447u0435u0441u043au0438u0439 rubber u044du0442u0438u043bu0435u043du043fu0440u043eu043fu0438u043bu0435u043du043eu0432u044bu0439 - 5 - 7,5u043fu0435u0441u043eu043a - 20 - 22u0442u0430u043cu043fu043eu043du0430u0436u043du0430u044f resin on the basis of the u0442u0441u0434 shale phenols