Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Patent
1977-05-19
1979-01-16
White, Robert F.
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
264117, 71DIG1, 252543, 252174, 427212, C09B 6700
Patent
active
041347250
ABSTRACT:
An improved process for the production of granules, comprising application of a granulating liquid to a pulverulent substance being subjected to a rotating movement in such an amount that the point of equilibrium between the moisture content of the substance and that of the air is exceeded, and subsequently drying this moist substance until its moisture content falls to or below this point of equilibrium.
REFERENCES:
patent: 3803283 (1974-04-01), Takewell et al.
patent: 3872200 (1975-03-01), Tokito et al.
patent: 3882217 (1975-05-01), Banham et al.
Chemical Engineering, Dec. 4, 1967, McGraw-Hill Publishing Co., New York, New York.
Buchel Urs
Mollet Hans
Ciba-Geigy Corporation
Glynn Michael W.
Hall James R.
McC. Roberts Edward
White Robert F.
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