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2 121 869

(13)

C1

(51)

IPC

(21) (22)

Application

96110307/25, 1996-05-28

(22)

Actual filing date

1996-05-28

(45)

Published

1998-11-20

(72)

Inventor

Dolgov S.V.Romanovskij A.A.

(73)

Holder

Aktsionernoe Obshchestvo Nauchno-Issledovatel'Skij Proektnyj Institut Prirodnykh Gazov"

FOAM PRODUCING DEVICE Russian patent published in 1998 - IPC

Abstract RU 2121869 C1

FIELD: oil and gas industry. SUBSTANCE: device has body with disperser of gas-and- liquid flow in form of tapered diffuser positioned in it coaxially and coupled to mixer. Device also includes reticular disperser made as removable cone with tip directed towards flow of gas-and-liquid mixture from tapered diffuser. EFFECT: simplified construction, improved quality of foam. 2 dwg

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RU 2 121 869 C1

Authors

Dolgov S.V.

Romanovskij A.A.

Dates

1998-11-20—Published

1996-05-28—Filed

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