Apparatus for grinding the internal walls of pipes

Details Apparatus for grinding the internal walls of pipes Apparatus for grinding the internal walls of pipes

1980-06-23

1982-05-04

Parker, Roscoe V.

Abrasive tool making process, material, or composition

Impregnating or coating an abrasive tool

409143, 409139, B24B 540

Patent

active

043275265

ABSTRACT:
A grinder is supported within a pipe, the support being arranged to adjust the movement of the head of the grinder radially and axially of the pipe axis to bear against internal cracks in the pipe wall.

REFERENCES:
patent: 1114376 (1914-10-01), Milkop
patent: 1365149 (1921-01-01), Breed
patent: 3403597 (1968-10-01), Beckman et al.
patent: 4116110 (1978-09-01), Dines

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