Gas separation: apparatus – Magnetic separating means
Patent
1977-07-15
1979-03-20
Welsh, John D.
Gas separation: apparatus
Magnetic separating means
96 15R, G03G 509
Patent
active
041452151
ABSTRACT:
Materials having the following structure ##STR1## have been found useful in migration imaging processes.
REFERENCES:
patent: 3849132 (1974-11-01), Wells
Reynolds George A.
Van Allan James A.
Webster Frank G.
Eastman Kodak Company
Everett John R.
Welsh John D.
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