Cleaning and liquid contact with solids – Processes – Including regeneration – purification – recovery or separation...
Patent
1976-09-16
1977-12-27
Bashore, S. Leon
Cleaning and liquid contact with solids
Processes
Including regeneration, purification, recovery or separation...
134 11, 134 40, 260652P, 2606525R, B08B 308, B08B 704
Patent
active
040653234
ABSTRACT:
The pH and acid acceptance of methylchloroform solvent is maintained by contact with a continuous phase of polyhydroxy alcohol.
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patent: 3209040 (1965-09-01), Daras et al.
patent: 3452110 (1969-06-01), Cooley et al.
patent: 3772082 (1973-11-01), Dunn
Bashore S. Leon
Benjamin Roger S.
Caroff Marc L.
Dooley William M.
PPG Industries Inc.
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