DEVICE FOR PUMPING AND SAMPLING OF GAS AT UNDERGROUND STORAGE Russian patent published in 2010 - IPC B65G5/00 

FIELD: oil-and-gas production.

SUBSTANCE: device contains branches of active and passive gas flows, nozzle, receiving chamber, confuser, mixing chamber with diffusion cell and annular space, formed between its chamber and its casing. Branch of active flow of gas with nozzle is installed with ability of movement in casing of receiving chamber and it is fixed in movable supports, one of which is installed in receiving chamber and other in shell with flange, connected to pipeline of active gas. Branch of passive gas flow is fixed on casing of receiving chamber under angle 45-60° to direction of movement of active flow gas and at a distance from inlet into mixing chamber not less than seven passage diametres of flows section between casing of receiving chamber and branch of active flow gas. Casing of chamber it is outfitted by choke for removing and feeding of heat-carrying medium in annular space of mixing chamber, encapsulated by sealing element.

EFFECT: creation of optimal conditions of flow of gas flows, providing ability of regulation of device properties.

3 cl, 2 dwg