PLANT FOR PREPARATION OF OIL GAS OR NATURAL GAS FOR PIPE LINE TRANSPORTATION Russian patent published in 2002 - IPC

FIELD: units for pipe line transportation of gas. SUBSTANCE: proposed unit has device for increasing or reducing pressure, intake and discharge gas lines, vortex tube including volume which is connected with cold flow pipe line and at least one hot flow pipe line, cooling chamber where hot flow pipe line is enclosed, condensation unit whose inlet is connected with outlet of hot flow pipe line and one its outlet is connected with condensate outlet of plant and other outlet is connected with cooling chamber. Outlet of cold flow pipe line is connected with discharge pipe line, inlet of cooling chamber is connected with intake gas line and outlet of cooling chamber is connected with inlet of device increasing or reducing pressure of gas whose outlet is connected with inlet of vortex tube. EFFECT: avoidance of condensation of heavy hydrocarbons from oil gas or natural gas during pipe line transportation of gas to consumer. 2 dwg