Process for coating the internal surfaces of hollow bodies

Details Process for coating the internal surfaces of hollow bodies Process for coating the internal surfaces of hollow bodies

1993-09-16

1995-11-14

Paschall, Mark H.

Electric heating

Metal heating

By arc

21912147, 219 7616, 427217, 427230, B23K 1000

Patent

active

054669073

ABSTRACT:
A process of coating the internal surface of a hollow body by depositing a coating on a substrate having an external surface similar to the internal surface of the hollow body; inserting the coated substrate to mate within and contact the internal surface of the hollow body; and then removing the substrate while leaving the coating secured to the internal surface of the hollow body.

REFERENCES:
patent: 3729803 (1973-05-01), Maksutov et al.
patent: 4627958 (1986-12-01), Hays
patent: 5019417 (1991-05-01), Northcutt
patent: 5135777 (1992-08-01), Davis et al.

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