Wells – Above ground apparatus – With means for inserting fluid into well
Patent
1978-01-12
1979-10-02
Leppink, James A.
Wells
Above ground apparatus
With means for inserting fluid into well
285150, E21B 3303
Patent
active
041695046
ABSTRACT:
A fluid introduction unit adapted to be mounted in a well production flow assembly, sometimes referred to as a christmas tree, for the introduction of highly corrosive fluids into high pressure wells without damaging the production tubing.
REFERENCES:
patent: 1362718 (1920-12-01), McNamara
patent: 1566419 (1925-12-01), O'Neill et al.
patent: 1582238 (1926-04-01), Arbon
patent: 1659452 (1928-02-01), Welton
patent: 1963046 (1934-06-01), Bouslog
patent: 3763936 (1973-10-01), Menage
patent: 3943997 (1976-03-01), Davis
Favreau Richard E.
Leppink James A.
Wellhead Control Systems, Inc.
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