Boiler tube pulling method and apparatus

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

1978-07-31

1980-11-18

Husar, Francis S.

Metal working

Means to assemble or disassemble

Heat exchanger

29280, 29283, 292835, 291574, 269249, B23P 1526

Patent

active

042337305

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: 747433 (1903-12-01), Jacobson
patent: 1774878 (1930-09-01), Fitzpatrick
patent: 1794976 (1931-03-01), Mueller
patent: 2385000 (1945-09-01), Hoke
patent: 2507201 (1950-05-01), Evans
patent: 2744429 (1956-05-01), Seely
patent: 3040421 (1962-06-01), Race
patent: 3104461 (1963-09-01), Nieglos
patent: 3245247 (1966-04-01), Valente

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