Tool joint wear protectors

Details Tool joint wear protectors Tool joint wear protectors

1975-07-21

1976-11-23

Wood, Jr., M. H.

Cutlery

F16C 2900

Patent

active

039933687

ABSTRACT:
A tool joint for well drilling pipe includes a body having a wear protector including a split ring disposed in an annular groove in the tool joint body, the ring segments being welded together and to the groove portion of the body. Hardmetal elements secured in the outer periphery of the ring are irregularly distributed, with the distribution or density of the hardmetal elements being greatest adjacent to the end of the tool joint body and progressively less inwardly from the end of the tool joint body.

REFERENCES:
patent: 2334350 (1943-11-01), Neuhaus
patent: 2985492 (1961-05-01), Bonney et al.
patent: 3054647 (1962-09-01), Rosenberg
patent: 3074767 (1963-01-01), Rosenberg

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