Classifying – separating – and assorting solids – Sifting – With liquid treatment
Patent
1989-10-26
1991-09-24
Hajec, Donald T.
Classifying, separating, and assorting solids
Sifting
With liquid treatment
209313, 209380, B07B 140
Patent
active
050511661
ABSTRACT:
A soil rinsing apparatus includes a rinsing and sieving element with two successive sieve regions for rinsing and sieving the soil. Water is supplied in order to reduce the soil to slime and to separate harmful substances from the soil. In order to reduce the water consumption and to improve the soil processing quality fresh water is supplied to the first sieve section and water leaving the first sieve section is collected and fed to the second sieve section which precedes the first sieve section.
REFERENCES:
patent: 362766 (1887-10-01), McKeen
patent: 1183805 (1916-05-01), Downerd
patent: 2826370 (1958-03-01), Weston
patent: 4428505 (1984-01-01), Casey et al.
Brauer Manfred
Heimhard Hans-Jurgen
Hajec Donald T.
Klockner Oecotec GmbH
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