Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...
Patent
1979-11-23
1981-03-10
Spitzer, Robert H.
Liquid purification or separation
Processes
Making an insoluble substance or accreting suspended...
210927, 210789, 210731, B01D 2101, B01D 2126
Patent
active
042552567
ABSTRACT:
A rapid one-step density separation method for separating and purifying whole blood into mononuclear and polymorphonuclear leucocyte and erythrocyte fractions wherein use is made of a separating medium consisting of a single aqueous solution of a high molecular weight sucrose or glucose polymer, and a water soluble metrizoate or diatrizoate compound, the density of the solution being greater than 1.095 gm/ml at room temperature and the concentration of the sucrose or glucose polymer lying in the range of 5 to 10% (based on weight/total volume of solution).
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patent: 4083784 (1978-04-01), Zine, Jr.
patent: 4190535 (1980-02-01), Luderer et al.
Ferrante Antonio
Thong Yee H.
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