Pressure digester

Details Pressure digester Pressure digester

1978-11-15

1980-03-11

Richman, Barry S.

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

Positive pressure type

23230PC, 220314, 220329, 220345, 422 74, 422 78, 422102, 422164, 422184, B01J 304, B65D 4104, B65D 4502

Patent

active

041928490

ABSTRACT:
A stationary pressure digester for digesting biomaterials with a fast acting closure designed as an easily movable cover carriage with a lower pressure take up plate, an upper pressure take up plate and a closing threaded plug in one of said plates. The pressure take up plates are connected by necked-down bolts and spacer sleeves and the closing nut has a thread with a large pitch and a large area permitting a pressure tight closure which permits moving the closure cover as well as opening and closing the pressure digester fast and easily.

REFERENCES:
patent: 976969 (1910-11-01), Williams
patent: 1014192 (1912-01-01), Williams
patent: 2227712 (1941-01-01), Hackley
patent: 3131925 (1964-05-01), Coats
patent: 3147068 (1964-09-01), Castle et al.
patent: 3371986 (1968-03-01), Brown
patent: 3386206 (1968-06-01), Loveless
patent: 3511593 (1970-05-01), Thomas et al.
patent: 3681008 (1972-08-01), Black
patent: 3804288 (1974-04-01), Piegza
patent: 4094640 (1978-06-01), Iwantscheff et al.

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