Method and apparatus for remote under water torch cutting

Details Method and apparatus for remote under water torch cutting Method and apparatus for remote under water torch cutting

1987-11-24

1988-12-13

Stallard, Wayland

Metal treatment

Compositions

Heat treating

148 96, 266 74, B23K 704, B23K 706

Patent

active

047908866

ABSTRACT:
A method for torch cutting metal walls by burning powdered metals admixed with a gas oxidizer to establish a pre-heat flame at a cutting zone and followed by continuously adding a gas cutting agent for intensifying said flame cutting through the metal wall by burning and melting, and an apparatus to implement this method and which locates a body to the wall to be cut and carries and advances a torch over said wall with the discharge of said powdered metals and gases for preheat and followed by the continuous addition of said cutting agent for continuous cutting of the wall, and all of which is adapted to remote underwater operation within steel casings and over steel plate, as well as through other metals and materials.

REFERENCES:
patent: 2286191 (1942-06-01), Aitchison et al.
patent: 2286192 (1942-06-01), Aitchison et al.

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