PNEUMATIC-PULSING DEVICE Russian patent published in 1997 - IPC

Abstract RU 2087678 C1

FIELD: oil and gas industry. SUBSTANCE: this relates to equipment used in removing sedimentation from water-intake part of wells. Device has agent delivering pipe with proportioner of balls. Fixed on inner surface of lower part of pipe are seats with inclined passages. Axes of seat passages and agent delivering pipe are displaced. EFFECT: high efficiency. 3 dwg

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RU 2 087 678 C1

Authors

Dates

1997-08-20—Published

1995-03-07—Filed