Filter process and its device

Details Filter process and its device Filter process and its device

1985-08-21

1987-09-15

Therkorn, Ernest G.

Liquid purification or separation

Processes

Separating

210193, 210460, 210461, 2104971, B01D 2948

Patent

active

046938354

ABSTRACT:
A filter process and its device consist of a double filtration system, i.e. a superficial filtration by means of coating of a filter medium and a cubical filtration by forming a large number of recesses between adjacent wires to be wrapped up round a screw thread portion of a cylinder. The screw thread portion is formed on the outer circumference of the cylinder. The section of the wire is isosceles triangle and a summit of the wire is wrapped up round screw bottom of the screw thread portion.

REFERENCES:
patent: 1943307 (1934-01-01), Gilbert
patent: 2616846 (1952-11-01), Carter
patent: 2677466 (1954-05-01), Lowe
patent: 2699260 (1955-01-01), Komline
patent: 3221819 (1965-12-01), Dickinson
patent: 3469057 (1969-09-01), Maines
patent: 3869282 (1975-03-01), Curran
patent: 3937281 (1976-02-01), Harnsberger
patent: 4276265 (1981-06-01), Gillespie
patent: 4299283 (1981-11-01), Gryskiewicz
patent: 4388197 (1983-06-01), Lumikko
patent: 4415613 (1983-11-01), Medney
patent: 4421646 (1983-12-01), Correge
patent: 4428423 (1984-01-01), Koehler
Cochrane, "Condensate Scavenger Filters Hi-Domatic Type," Philadelphia, Pa., Sep. 17, 1963.

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