Liquid purification or separation – Plural distinct separators – Filters
Patent
1974-05-02
1976-05-25
Hart, Charles N.
Liquid purification or separation
Plural distinct separators
Filters
210450, 210451, 210457, B01D 2300
Patent
active
039591476
ABSTRACT:
An improved filter cartridge, having a central opening throughout and having sealing means at the bottom of the cartridge for sealing around an inserted filtrate conduit. The upper part of the cartridge has a slightly tapered neck adapted for insertion in the bottom of a second filter cartridge, the cartridges assembled in a stacked relationship within the filter housing.
REFERENCES:
patent: 2294330 (1942-08-01), Clark
patent: 2966269 (1960-12-01), Allen
patent: 3064819 (1962-11-01), Jones
patent: 3160588 (1964-12-01), Alanie
patent: 3406831 (1968-10-01), Bush et al.
patent: 3476252 (1969-11-01), Kudlaty
patent: 3516549 (1970-06-01), MacDonnell
patent: 3586171 (1971-06-01), Offer
patent: 3592766 (1971-07-01), Kudlaty
Oakley Harold C.
Sypitkowski James R.
Dougherty David E.
Hart Charles N.
Holt William H.
The Carborundum Company
Therkorn Ernest G.
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