MIXING APPARATUS FOR PREPARING SOLUTIONS Russian patent published in 2002 - IPC

FIELD: petroleum and gas industry, geological exploration. SUBSTANCE: apparatus for preparing plugging up or drilling fluid has mixing unit provided with vehicle having receiver and compressor, mixer with mixing device, volume measuring devices, netted vessel, hydraulic pressure mixer, jet-type hydraulic mixer with detachable sprinkler and discharge branch pipe, liquid reservoir with locking devices, pump, hopper adapted for storage of bulk materials and equipped with closure, manhole, shutter arranged in lower part of conical bottom, apron and feeding-dispensing device, pipelines, branch pipes locking devices. Mixer has central pipeline for transportation of drilling or plugging up fluid. Upper part of pipeline is sealingly connected to drain pipe of jet-type hydraulic mixer. Rotating mixing device of Segner's wheel type is mounted in lower part of pipeline and equipped with sprinkler heads. Aerator is arranged in lower part of mixer in the vicinity of pipeline and communicated with compressor receiver. Hopper has netted vessel. Pipeline of feeding device has detachable branch pipe directed into cavity of hopper netted vessel. EFFECT: increased efficiency and wider operational capabilities. 3 dwg