Metal working – Method of mechanical manufacture – Shaping mating parts for reassembly in different positions
Patent
1975-01-17
1976-09-14
Jones, Jr., James L.
Metal working
Method of mechanical manufacture
Shaping mating parts for reassembly in different positions
29244, 291573C, B23P 1902
Patent
active
039798160
ABSTRACT:
A boiler tube extractor comprising an elongated member which can be coupled to and extend forwardly of the tube sheet of a boiler. An actuable pulling means can be coupled between the end of the elongated member remote from the tube sheet and the tube which is to be extracted. When the means is actuated, the boiler tube is extracted.
REFERENCES:
patent: 1459131 (1923-06-01), Alexander
patent: 3087236 (1963-04-01), Paytas
patent: 3299496 (1967-01-01), Christensen
patent: 3846892 (1974-11-01), Young
Beck Stuart E.
Jones Jr. James L.
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