Process for zone refining with a helical solution zone

Details Process for zone refining with a helical solution zone Process for zone refining with a helical solution zone

1981-12-03

1983-12-27

Reamer, James H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

585834, C07C 4579

Patent

active

044232489

ABSTRACT:
A process for refining an impure material using a helical solution zone and employing a common solvent for both material to be purified and impurity.

REFERENCES:
patent: 3449087 (1969-06-01), Saylor
Rabcyuk et al., Chem. Abst., vol. 95, #186921r (1981).
Rabcyuk et al., Chem. Abst., vol. 95, #186927x (1981).
McGhie et al., Amal. Chem., vol. 52, pp. 1738-1742 (1980).
Pfann, Zone Melting, Second Edition, John Wiley and Sons, New York, 1966, pp. 56 to 58 and 76 and 77.
Nicolau, J. Mater. Sci 5, 623 to 639.
Nicolau, J. Mater. Sci. 6, 1049 to 1060.

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