Boiler tube pulling method and apparatus

Details Boiler tube pulling method and apparatus Boiler tube pulling method and apparatus

1980-09-22

1984-09-18

Crosby, Gene P.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

72412, B23P 1526, B21D 1502

Patent

active

044715161

ABSTRACT:
A boiler tube crimping tool and method of use for breaking the seal between a boiler tube and tube sheet to facilitate the pulling of the boiler tube from the tube sheet. The preferred method includes cutting the boiler tube, then crimping the remaining tube stub, followed by pushing the tube stub from the tube sheet.

REFERENCES:
patent: 1753677 (1930-04-01), Andresen
patent: 2744429 (1956-05-01), Seely
patent: 3089230 (1963-05-01), Chapman et al.
patent: 3176384 (1965-04-01), Johnson
patent: 4231246 (1980-11-01), Gorenc et al.

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