Ball catcher

Wells – With below and above ground modification – Head for tool – piston or cleaner

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Details

210305, 210435, 1510406A, 137850, E21B 2300, E21B 33068, B01D 3528

Patent

active

044200404

ABSTRACT:
The present invention comprises a ball catcher having a housing which may contain a stinger, baffles, or both such features therein.

REFERENCES:
patent: 295926 (1884-04-01), Learned
patent: 756305 (1904-04-01), Weller
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patent: 3450114 (1969-06-01), Miles
patent: 3715055 (1973-02-01), Kendrick et al.
patent: 3846560 (1969-12-01), Hutchison et al.
patent: 3886937 (1975-06-01), Bobo et al.
patent: 3937283 (1976-02-01), Blauer et al.
patent: 3980136 (1976-09-01), Plummer et al.
patent: 4102401 (1978-07-01), Erbstoesser
patent: 4172798 (1979-10-01), Kronsbein

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