Chemical apparatus and process disinfecting – deodorizing – preser – Physical type apparatus – Crystallizer
Patent
1985-05-01
1990-01-02
Straub, Gary P.
Chemical apparatus and process disinfecting, deodorizing, preser
Physical type apparatus
Crystallizer
422251, 422273, B01D 900
Patent
active
048911917
ABSTRACT:
An improved countercurrent solid-liquid contacting apparatus, and more particularly an improved counter-current crystallizer column is disclosed. The present invention embraces the discover that column efficiency and product purity can be substantially enhanced by reducing axial liquid back-mixing by using stationary solid beds and transport means at spaced intervals along the column length.
REFERENCES:
patent: 2823242 (1958-02-01), McKay
patent: 3501275 (1970-03-01), Sailer et al.
patent: 4257796 (1981-03-01), Arkenbout
Arkenbout, G. J. et al., "A Crystallization Column and Method for Performing a Crystallization in Such a Column", European Patent Application, publication #0034852, 9/2/81.
Carter Don E.
Hsu Yung C.
Tang Jason J.
Cole Arnold H.
Hoerner, Jr. Dennis R.
Monsanto Company
Straub Gary P.
Williams, Jr. James W.
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