Well tool

Details Well tool Well tool

1979-07-25

1981-02-10

Kundrat, Andrew V.

Joints and connections

With adjunctive protector, broken parts retainer, repair,...

Holding means or protector functioning only during...

403 19, 403343, F16B 718

Patent

active

042498317

ABSTRACT:
A sinker bar connectable to other sinker bars, sucker rods and the reciprocable operator of a down hole pump by use of conventional elevator and hoist connectors without the use of auxiliary devices such as pony sucker rods, the sinker bar having a reduced intermediate portion below the top portion thereof engageable by a conventional elevator connector and an external annular groove in the top portion constituting means engageable by a conventional hoist connector.

REFERENCES:
patent: 705443 (1902-07-01), Rallston
patent: 3201158 (1965-08-01), Meripol
patent: 3489445 (1970-01-01), Kammerer, Jr.
patent: 4076436 (1978-02-01), Slator et al.
patent: 4084829 (1978-04-01), Falchle

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