DEVICE FOR EXAMINING GAS AND GAS CONDENSATE WELLS Russian patent published in 2004 - IPC

FIELD: oil and gas extraction industry. SUBSTANCE: device has blocks for preliminary and main gas purification with swirlers, gas expenses measuring means with an aperture, members for measuring pressure and temperature, fluid and mechanical admixtures collectors for gas purification blocks. Preliminary gas purification block has cylindrical filtering element on perforated frame with safety by-passing valve mounted not in zone of frame perforation and zone of filtering element mounting. Fluid and mechanical admixtures collectors are equipped with optical pointers of fluid level and with mesh filters of mechanical admixtures and are connected to hollows of blocks of preliminary and main gas purification. Body and elements of the device are made sectional. Swirler of preliminary gas purification block is made in form of spiral-band flow separator. EFFECT: increased device operation reliability and technological capabilities. 1 dwg