DEVICE FOR HEATING PREVENTER IN WINTER SEASON UNDER CONDITIONS OF FROZEN ROCKS EXPANSION Russian patent published in 2005 - IPC

FIELD: drilling equipment.

SUBSTANCE: device has heat generation assembly, in form of diesel engine of drilling plant and assembly for cleaning exhaust gases of diesel engine. Heat generation assembly is rigidly connected to heat-isolated system for transporting heat-containing agent, made in form of exhaust pipe, with assembly for cleaning exhaust gases of diesel. Assembly for cleaning exhaust gases of diesel consists of cyclone separator and absorber, placed in heat-insulated cover. Exhaust gas cleaning assembly is rigidly connected to assembly for secondary heating of cleaned exhaust gases, made in form of electric-heating element. Secondary heating assembly is connected via flexible sleeves to individual preventer heating system, made in form of outer chamber, rigidly connected to preventer body and its driving cylinders. Outer chamber has cut for removal of cooled exhaust gases into atmosphere.

EFFECT: higher efficiency.

3 dwg, 1 ex