STEAM AND GAS TURBINE INSTALLATION USED FOR OIL PIPES CLEANOUT Russian patent published in 2004 - IPC

FIELD: petroleum industry and petroleum refining industry. SUBSTANCE: the invention is pertinent to petroleum industry, in particular to petroleum industry and petroleum refining industry and may be used for oil pipes cleanout to free them from asphaltotarwax accumulations. The purpose is to exercise a qualitative and productive cleanout of petroleum pipes from asphaltotarwax accumulations irrespective of their depth on the inside surface of the pipes at preservation of operating characteristics of the pipes material and at adhering to the high environmental requirements. The Installation contains a gas generator made on the base of an aircraft engine, a linked with it jet nozzle head with a collector and injectors for a steam generation, a clearing chamber made in the form of a heat-insulated duct, in which the oil pipes are installed so, that it is possible for a steam-gaseous stream to flow around them free from above and from below. At the outlet of the clearing chamber there is a collector for sprinkling irrigation of the exit gases and an outlet unit. The installation has a gas flue. EFFECT: good quality and productivity of oil pipes inside surface asphaltotarwax accumulations cleanout at preservation of the pipes operational characteristics. 1 dwg