Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...
Patent
1994-04-07
1996-11-26
Marcantoni, Paul
Compositions: coating or plastic
Materials or ingredients
Pigment, filler, or aggregate compositions, e.g., stone,...
106DIG2, 106487, 428403, 428404, 71 6401, 71 6402, 71903, C04B 1404
Patent
active
055781217
ABSTRACT:
The invention relates to a freely flowable, soil conditioner consisting of a granular perlite with a coating on the externally accessible surface of the perlite grains of unfired clay. The invention also relates to a process for the preparation of the soil conditioner in which a clay slurry is sprayed onto the perlite grains.
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Eder Gerhard
Paul Hans-Joachim
Marcantoni Paul
Otavi Minen AG
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