Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Patent
1988-07-20
1989-11-07
Spear, Frank
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
210654, B01C 1300
Patent
active
048790435
ABSTRACT:
A reverse osmosis process for manufacturing highly-pure aqueous hydrogen peroxide. Membranes used are aromatic polyamides, polypiperazineamides, polysulfones or polyacrylonitriles.
REFERENCES:
patent: 4278548 (1981-07-01), Bettinger et al.
patent: 4629563 (1986-12-01), Wrasidlo
Boughton John H.
Butz Ralph A.
Cheng Herman C. T.
Dennis Jonathan R.
Hannon Brian T.
E. I. Du Pont de Nemours and Company
Krukiel Charles E.
Spear Frank
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