Patents
Patents for B07B - Separating solids from solids by sieving, screening, or sifting or by using gas currents; Other separating by dry methods applicable to bulk material, e.g. loose articles fit to be handled like bulk material (116)
03/1990
03/27/1990US4911834 Drilling mud separation system
04/1989
04/04/1989US4818379 Screening apparatus with integrated distributing and segregating device
02/1988
02/10/1988EP0142553B1 Automatic particle-size analyzer
12/1986
12/18/1986WO1986007290A1 Screening apparatus with integrated distributing and segregating device
12/17/1986EP0205089A2 Vibratory screening apparatus with an integral distributing and segregating device
04/1986
04/22/1986CA1203400A1 Automatic particle-size analyzer
04/01/1986CA1202602A1 Screening system
07/1985
07/30/1985EP0142553A4 Automatic particle-size analyzer.
05/1985
05/29/1985EP0142553A1 Automatic particle-size analyzer.
12/1984
12/11/1984US4487323 Automatic particle-size analyzer
11/1984
11/22/1984WO1984004473A1 Automatic particle-size analyzer
06/1983
06/23/1983WO1983002075A1 Screening system
06/15/1983EP0081471A1 Screening system
09/1982
09/07/1982CA1131187A1 Method for the sorting of excavated ore and a sorting line for carrying out the method
05/1980
05/13/1980CA1077441A1 Method for enhancing artificially magnetic separation of minerals by the use of preconditioning reagents
06/1978
06/13/1978US4094794 Hydrocyclone
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