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) | |
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03/1990 | |
03/27/1990 | US4911834 Drilling mud separation system |
04/1989 | |
04/04/1989 | US4818379 Screening apparatus with integrated distributing and segregating device |
02/1988 | |
02/10/1988 | EP0142553B1 Automatic particle-size analyzer |
12/1986 | |
12/18/1986 | WO1986007290A1 Screening apparatus with integrated distributing and segregating device |
12/17/1986 | EP0205089A2 Vibratory screening apparatus with an integral distributing and segregating device |
04/1986 | |
04/22/1986 | CA1203400A1 Automatic particle-size analyzer |
04/01/1986 | CA1202602A1 Screening system |
07/1985 | |
07/30/1985 | EP0142553A4 Automatic particle-size analyzer. |
05/1985 | |
05/29/1985 | EP0142553A1 Automatic particle-size analyzer. |
12/1984 | |
12/11/1984 | US4487323 Automatic particle-size analyzer |
11/1984 | |
11/22/1984 | WO1984004473A1 Automatic particle-size analyzer |
06/1983 | |
06/23/1983 | WO1983002075A1 Screening system |
06/15/1983 | EP0081471A1 Screening system |
09/1982 | |
09/07/1982 | CA1131187A1 Method for the sorting of excavated ore and a sorting line for carrying out the method |
05/1980 | |
05/13/1980 | CA1077441A1 Method for enhancing artificially magnetic separation of minerals by the use of preconditioning reagents |
06/1978 | |
06/13/1978 | US4094794 Hydrocyclone |
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