Drilling apparatus

Details Drilling apparatus Drilling apparatus

1975-04-25

1976-06-29

Purser, Ernest R.

Supports: racks

Special article

Article includes elongated portion

175 85, 175 52, 211 15, E21B 1914

Patent

active

039660532

ABSTRACT:
A drilling apparatus and more particularly a drilling apparatus having improved drill pipe storage and handling means therefor.

REFERENCES:
patent: 2781185 (1957-02-01), Robbins
patent: 3025918 (1962-03-01), Leven
patent: 3157286 (1964-11-01), Gyongyosi
patent: 3181630 (1965-05-01), Coburn
patent: 3212593 (1965-10-01), Reischl

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