Manufacture of pipe stubs in walls of very great thickness

Details Manufacture of pipe stubs in walls of very great thickness Manufacture of pipe stubs in walls of very great thickness

1976-06-21

1978-09-05

Larson, Lowell A.

Metal deforming

With temperature modification of tool or of specified...

Cooling

72358, B21D 5138

Patent

active

041110293

ABSTRACT:
A pipe stub is formed in a wall of great thickness by first machining an aperture in the wall and then deforming the material of the wall surrounding the aperture to form the pipe stub, the deformation being carried out after heating the material and using a punch and anvil which are shaped to produce a progressive deformation of the material.

REFERENCES:
patent: 1675910 (1928-07-01), Riker
patent: 2157354 (1939-05-01), Sherman
patent: 2859510 (1958-11-01), Baxa
patent: 3022811 (1962-02-01), Huet

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