Patents for B03B 5 - Washing granular, powdered or lumpy materials; Wet separating (6,471)
01/1992
01/02/1992EP0463584A2 Pea separating apparatus and method of use
01/02/1992EP0417114A4 Separating constituents of a mixture of particles
12/1991
12/31/1991US5076943 Fluid particle separator with pressure drop resistance matching
12/25/1991CN2091181U Rice-washing unit
12/25/1991CN1057213A Process for dressing iron from low-rank iron pyrites roasted slag
12/24/1991US5074995 Apparatus for separating particles from a pulp flow and dividing the flow into fractions
12/11/1991CN2090291U Convenient rice-washing article
12/11/1991CN2090290U Dual-layer convenient rice-washing article
12/05/1991DE4017709A1 Rapid division of fluid stream - for fluid distribution or sorting of suspended particles, esp. cells
12/04/1991CN1014960B Separation method of artificial diamond
12/04/1991CN1014959B Control of jig separators
12/03/1991US5070064 Controlling particle size distribution of fischer-tropsch cata lyst
11/1991
11/26/1991CA1292445C Spiral separator
11/21/1991EP0457507A1 Spray fractionation disks and method of using the same
11/19/1991US5066388 Process and apparatus for disengaging and separating bitumen from pulverized tar sands using selective cohesion
11/11/1991WO1991017304A1 A method and a device for separating plastic particles from suspensions
11/11/1991CA2063602A1 Method and a device for separating plastic particles from suspensions
11/06/1991CN2087996U Basin-type rice washer
11/06/1991CN2087995U Amalgam catching tank in amalgamating operation
11/06/1991CN1055887A Bucket-type multipurpose foodstuff washer with swinging handle
11/05/1991US5062886 Process for producing metal powder having controlled particle size distribution for metallic pigments
10/1991
10/29/1991US5060871 Crushing, magnetically separating on sloping table larger from smaller; aerospace wastes; aluminum-lithium alloy from other wrought aluminum alloys
10/27/1991WO1991016135A1 Particle concentrator and method of operation
10/27/1991CA2080903A1 Particle concentrator and method of operation
10/23/1991CN1055493A Centrifugal concentrating machine with continuous counter-current mineral discharge
10/22/1991US5059311 Method and apparatus for separating particulate solids
10/16/1991EP0451265A1 Coal beneficiation and utilization process
10/16/1991CN2086633U Cyclone re-selector
10/16/1991CN2086632U Combined marine selecting and screening jig
10/15/1991US5057211 Benefication apparatus and process for land and seabed mining
10/12/1991WO1991015629A1 Method and device for separating a fibre suspension
10/09/1991CN2086171U Self excitation guide high-density powder grit float separator
10/09/1991CN2086170U Rice-washing machine
10/02/1991DE4009696A1 Mixture dry-sorting method - delivers bed material onto mixture and causes bed to vibrate
09/1991
09/24/1991US5051166 Soil rinsing apparatus
09/19/1991WO1991013684A1 Process and apparatus for separating plastics from contaminants
09/18/1991CN1013930B Centrifugal conentrator
09/17/1991US5049260 Blast cleaning wet media feed and separation system
09/17/1991US5048693 Method and apparatus for sorting articles with small density differences utilizing a flotation stream
09/17/1991CA1289115C Centrifugal jig
09/11/1991EP0445143A1 Device for chip washing
09/11/1991CN2084392U High-efficient sand removing rice washing device
09/10/1991US5047145 Wet process for fly ash beneficiation
09/10/1991CA1288734C Gravitational separation
09/05/1991DE4006680A1 Electronically controlled wet jigging machine for washing gravel - adjusts speed of delivery paddle in accordance with measured level of interface between gravel and dross
09/04/1991EP0444179A1 Process for the separation and recovery of plastics
08/1991
08/28/1991CA2030777A1 Process and apparatus for disengaging and separating bitumen from pulverized tar sands using selective cohesion
08/27/1991US5043059 Concentrator for beneficiating minerals
08/27/1991CA1288088C Treatment of catalyst particles
08/27/1991CA1288058C Separation of viscous hydrocarbons and minerals particles from aqueous mixtures by oleophilic adhesion
08/20/1991US5041223 Arrangement for an inlet pipe in a rotating drum sieve
08/20/1991US5041212 Efficiency screen plate for screening pulp
08/20/1991US5041211 Removal of hazadrous contaminants and reuse of metal
08/14/1991EP0440747A1 Drilling mud separation system
08/14/1991CN2082640U Removing impurity machine for beet
08/14/1991CN1053758A Magnetic-gravitative separation technology for fluorocarbon cerium ore
08/13/1991US5039534 Pea separating apparatus and method of use
08/13/1991US5039426 Process for continuous particle and polymer separation in split-flow thin cells using flow-dependent lift forces
08/07/1991EP0394316A4 Process for beneficiating particulate solids
08/07/1991CN2082198U Trough plate bed type rice washing machine
08/07/1991CN1013427B Process of dressing rare earth ore
07/1991
07/31/1991CN2081697U Multifunctional ladle
07/31/1991CN1053374A Suspension classifier
07/26/1991WO1991011261A1 Centrifugal jig pulsing system
07/24/1991CN2081320U Rice-washing machine
07/23/1991US5033332 Method and apparatus for concentrating transition elements from particulate sources
07/23/1991CA1286637C Screening apparatus for fiber suspensions
07/23/1991CA1286634C Process for the separation of particulate matter
07/17/1991CN2080868U Layer thick measurer of jig with phase shifting separating circuit
07/17/1991CN2080867U Spiral-flow coal washer
07/09/1991CA1285907C Minerals separator
07/03/1991WO1991010008A1 Improved efficiency screen plate for screening pulp
07/03/1991EP0435303A2 Vibratory sieve
07/03/1991EP0423174A4 Jig pulsion mechanism
07/03/1991CN2079999U Water-flushing type urine stone separator
07/02/1991US5028317 Control of jig separators
06/1991
06/28/1991WO1991010009A1 Improved wear screen plate and method of manufacture thereof
06/27/1991WO1991008835A1 A siphon gravity classifier and clarifier
06/26/1991CN2079530U Grain washing device for wet separating sand
06/23/1991CA2033010A1 Method for separating components in a mixture
06/19/1991CN2079086U Sand removing rice washing basin
06/19/1991CN2079085U Grain washing device
06/19/1991CN1012882B Fine separator for enriching minerals
06/19/1991CN1012881B Fine separator for enriching minerals
06/12/1991EP0431582A1 Process for separating and recovering lead, rubber and copper wires from waste cables
06/12/1991CN2078656U Simple rapid rice-washer
06/11/1991US5022985 Process for the separation and recovery of plastics
06/11/1991US5022892 Fine coal cleaning via the micro-mag process
06/07/1991CA2031655A1 Process for separating and recovering lead, rubber and copper wires from waste cables
05/1991
05/29/1991EP0429031A2 Device for separating, in particular, oil contaminated waste comprising steel or sheet metal and paper
05/28/1991CA1284471C Separation process
05/16/1991WO1991006618A1 Coal beneficiation and utilization process
05/15/1991CN2076877U Rice-washing unit
05/08/1991CN2076451U Traction thickener
05/08/1991CN1051263A System for reclaiming material from waste electric wire
05/02/1991WO1991005610A1 Cleansing machine
05/01/1991CN2075986U Rice-washing and sand-removing utensil
05/01/1991CN1050995A High-capacity ore dressing machine using spiral shaking table with wave-vibration cyclone
04/1991
04/30/1991US5011087 Method of and apparatus for continuously treating comminuted synthetic plastic containers and products having contaminants bonded thereto for recycling purposes
04/30/1991US5011022 Cyclic flow slurry fractionation
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