Power assisted lift for lubricator assembly

Details Power assisted lift for lubricator assembly Power assisted lift for lubricator assembly

2007-12-18

2007-12-18

Bagnell, David (Department: 3672)

Wells

Above ground apparatus

With assembly or disassembly means

C166S092100, C166S070000, C166S077510

Reexamination Certificate

active

10985369

ABSTRACT:
An improved lubricator assembly for receiving a well plunger or other downhole tool wherein a hinge is connected between a lower portion and an upper riser of the lubricator assembly and a power lifting device is included for moving the upper riser off of and onto the lower portion of the lubricator assembly.

REFERENCES:
patent: 4423774 (1984-01-01), Mefford
patent: 6827147 (2004-12-01), Dallas
patent: 2005/0061548 (2005-03-01), Hooper et al.

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