Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1976-06-30
1977-06-28
Spear, Jr., Frank A.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
208177, 208251R, 210 73R, 210 83, B01D 1702
Patent
active
040324419
ABSTRACT:
A method for reclaiming used, petroleum base, aircraft operational hydraulic fluids by a method which includes the sequential steps of settling, aerating, foam inhibiting, adding of only supplemental amounts of additive agents and fine particle filtering.
REFERENCES:
patent: 3341449 (1967-09-01), Howard
patent: 3394812 (1968-07-01), Cohen et al.
patent: 3594314 (1971-07-01), Bilhartz et al.
Buchi Richard H.
Larkin G. Eugene
Mukal R. G.
O'Brien William J.
Rusz Joseph E.
Spear, Jr. Frank A.
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