Metal working – Means to assemble or disassemble – Heat exchanger
Patent
1977-12-27
1980-05-20
Husar, Francis S.
Metal working
Means to assemble or disassemble
Heat exchanger
29 33G, B23P 1526
Patent
active
042032059
ABSTRACT:
A method for the manufacture of a heat exchanger comprising an internal arrangement of general cylindrical shape constituted by winding in a spiral two parallel and adjacent portions of a first band, such as a metal sheet and a second band wound on this arrangement in order to form an outer casing constituting a collar or shell.
REFERENCES:
patent: 647900 (1900-04-01), McCurdy
patent: 1937077 (1933-11-01), West
patent: 2054459 (1936-09-01), Burt
patent: 2097592 (1937-11-01), Gibbs
patent: 2236976 (1941-04-01), Rosenblad
patent: 2533717 (1950-12-01), Coursey
patent: 2533718 (1950-12-01), Coursey et al.
patent: 3049312 (1962-08-01), Simjian
patent: 3391041 (1968-07-01), Moore
patent: 3789786 (1974-02-01), Wiedenmann et al.
Husar Francis S.
Rising V. K.
Spirec l'Echangeur Spirale Ever Clean
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