Apparatus and method for enhanced oil recovery

Wells – Processes – Heating – cooling or insulating

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166 67, 1661175, 166380, 166386, 166269, E21B 4324

Patent

active

RE0336149

ABSTRACT:
An impingement device in a side pocket mandrel or other downhole tools for injecting a predetermined quality of steam in one or more zones of a formation. The impingement device directs and mixes the laminae of hot fluid and vapor and a valve in a valve pocket controls the flow of steam to the zone from the side pocket mandrel or other downhole tools. Along with the impingement device, a centralizer to guide tools through the impingement device and to cause a pressure change and dispersion of the steam; and an agitation device to amalgamate the steam may be used if further blending is required.

REFERENCES:
patent: 129025 (1872-07-01), Harris
patent: 572848 (1896-12-01), Wheeler
patent: 3455382 (1969-07-01), Chenoweth
patent: 4295796 (1981-10-01), Moore
patent: 4462465 (1984-07-01), Strickland

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