Liquid purification or separation – Filter – Within flow line or flow line connected close casing
Patent
1978-04-03
1979-07-24
Spitzer, Robert H.
Liquid purification or separation
Filter
Within flow line or flow line connected close casing
128214C, 210 94, 210DIG23, B01D 2906
Patent
active
041622200
ABSTRACT:
In a blood filter of the type having a blood inlet spike which is to be inserted in a blood bag the improvement comprising the outer surface of the blood inlet spike having a roughness of from about 50 to 200 microinches.
REFERENCES:
patent: 2874981 (1959-02-01), Brady
patent: 3224799 (1965-12-01), Blose et al.
patent: 3428339 (1969-02-01), Haulik et al.
patent: 3593854 (1971-07-01), Swank
patent: 3954623 (1976-05-01), Hammer et al.
patent: 4096070 (1978-06-01), Servas
Johnson & Johnson
Purolator
Spitzer Robert H.
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