| Patents for B03B 5 - Washing granular, powdered or lumpy materials; Wet separating (6,471) |
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| 08/06/1992 | WO1992009743A3 A screening system |
| 08/06/1992 | DE4102620A1 Treatment plant for removing foreign matter from coal - has three settling tanks which are subjected to air pulses |
| 07/28/1992 | US5133844 Method of electric field flow fractionation wherein the polarity of the electric field is periodically reversed |
| 07/28/1992 | US5133832 Process and system for preparation of waste paper stock with short and long fiber fractionation |
| 07/28/1992 | US5133208 Apparatus for the preparation and execution of tests on the sedimentation rate of organic liquids and other |
| 07/26/1992 | WO1992012782A1 Process for separation of two solid components |
| 07/26/1992 | CA2101256A1 Process for separation of two solid components |
| 07/22/1992 | CN2110519U Impurity removing rice washing machine |
| 07/16/1992 | DE4143029A1 Waste concrete recycling trough |
| 07/15/1992 | CN2109890U Washing utensil |
| 07/01/1992 | CN2108581U Series multistep speed variation jig coal washing machine |
| 07/01/1992 | CN2108580U Screen combined with basin body type for removing sand |
| 06/30/1992 | US5126058 Selective density flotation |
| 06/25/1992 | DE4040335A1 Disposal of plastic food containers - using portable holder for stacked containers which are emptied into base for removal to disintegrator and reduced material is then reused |
| 06/23/1992 | US5123599 Apparatus and process for reclaiming wood from debris |
| 06/17/1992 | DE4118525C1 Appts. for cleansing contaminated surfaces using liq. - includes cylindrical housing with high pressure injection nozzle for feed liq., overflow, concentrically arranged sepg. walls and sieve |
| 06/17/1992 | CN2107316U Basin for washing rice and separating sand |
| 06/17/1992 | CN1061919A Stroke testing device |
| 06/11/1992 | WO1992009369A1 Apparatus for the reclamation of aggregate from waste concrete |
| 06/03/1992 | EP0488699A1 A rotary screen device |
| 06/03/1992 | EP0488698A1 A screening system |
| 06/03/1992 | EP0487842A2 Method and device for the treatment of contaminated soils and waters |
| 06/02/1992 | US5118409 Apparatus and method for improving density uniformity of a fluidized bed medium, and/or for improving material fluidized bed sorting |
| 05/30/1992 | WO1992009743A2 A screening system |
| 05/30/1992 | WO1992009375A1 A rotary screen device |
| 05/27/1992 | EP0487123A1 Process for sorting plastic particles |
| 05/27/1992 | EP0486631A1 A method and a device for separating plastic particles from suspensions |
| 05/27/1992 | CN2105342U Vertical lift floating vegetable tail separator |
| 05/22/1992 | CA2055415A1 Process of sorting plastic particles |
| 05/20/1992 | CN1061167A Ore-dressing method for recovering tungsten and tin minerals from heavy-liquid separation of tailings by use of blanket sluice |
| 05/19/1992 | US5114569 Jig pulsion mechanism |
| 05/13/1992 | EP0485153A1 Apparatus for screening to remove knots from a fluid borne slurry of fibres and knots |
| 05/13/1992 | CN2104080U Cylinder spiral coal washing machine |
| 05/07/1992 | DE4034636C1 Washing and dispensing plant for loose material batch feed - has tube with dispensing scraper chain conveyor in front of feeder |
| 05/06/1992 | EP0451265A4 Coal beneficiation and utilization process |
| 05/05/1992 | US5110454 Apparatus for reclaiming gravel, soil particles and wood pieces from a mixture of the same |
| 04/30/1992 | DE4034227A1 Deposited sediment preparation in waterway |
| 04/29/1992 | CN2102800U Household washing sand apparatus |
| 04/28/1992 | US5108584 Apparatus for extrating heavy metals from ore |
| 04/23/1992 | DE4033701A1 Complete sepn. of metal-coated plastics and paper - by treatment at above 35 deg. C with soln. of strong electrolyte, pref. calcium chloride, followed by sink-float sepn. in same liq. |
| 04/22/1992 | CN1060500A Improved process for separating ilmenite |
| 04/15/1992 | CN2101529U Gold dressing machine from sand |
| 04/15/1992 | CN1060200A Method for separating shells from dregs of castor-bean cake |
| 04/14/1992 | US5104522 Spray fractionation disks and method of using the same |
| 04/14/1992 | US5104520 Apparatus and method for separating constituents |
| 04/14/1992 | US5104047 Wet process recovery system for solid waste |
| 04/09/1992 | DE4129415A1 Treating contaminated soils and waters - by forming floating contaminant-contg. foam layers |
| 04/08/1992 | EP0479203A1 Pulper for paper making |
| 04/08/1992 | EP0478762A1 Method and device for separating a fibre suspension. |
| 04/08/1992 | CN2100941U Shaking sieve panning machine |
| 04/07/1992 | US5102837 Process for the preparation of opaliform porcellanite |
| 04/04/1992 | CA2026799A1 Device for separating solid particles from a fluid |
| 04/03/1992 | CA2026743A1 Separator |
| 03/31/1992 | US5100552 Cyclone separator with enlarged underflow section |
| 03/31/1992 | US5100545 Separation tank |
| 03/26/1992 | DE4030256A1 Disintegrated polyvinyl chloride plastics scrap sepn. - by sepg. polystyrene foam and polyethylene@ particles in tower with downward water current to move up=and=down |
| 03/26/1992 | DE4030143A1 Fine fractions sepn. appts. from liq. and/or solid - comprises separators removing particles from slurry, coarse fraction obtd. from final separator and recycled |
| 03/25/1992 | EP0476028A1 Method and device for the treatment of waste. |
| 03/25/1992 | CN2099529U Dipper |
| 03/18/1992 | EP0475234A2 Process and apparatus for grading particles |
| 03/18/1992 | CN2098969U Spiral coal classifier |
| 03/17/1992 | US5096066 Beneficiating coal fines |
| 03/12/1992 | DE4027879A1 Impurity sepn. device for contaminated water - comprises 2nd set of upper inclined collecting plates in flocculation and sedimentation tank for smooth sediment removal, for high density |
| 03/11/1992 | CN1059299A Water-flow classifying device with ion exchange resin |
| 03/10/1992 | US5094308 Method and device for heating pressure belt of a press |
| 03/05/1992 | WO1992003229A1 Method and apparatus for improving flotation separation |
| 03/04/1992 | CN2097687U Rice-washing basket |
| 03/03/1992 | CA1296673C Density classification of particulate materials by elutriation methods(improved) |
| 03/01/1992 | WO1992004121A1 Process for separating ilmenite |
| 02/22/1992 | WO1992003228A1 Apparatus and method for improving density uniformity of a fluidized bed medium, and/or for improving material fluidized bed sorting |
| 02/20/1992 | DE4026063A1 Vibratory fluidised bed for sorting scrap metal - uses multi-layer bed to avoid need for air blast at outlet end of bed |
| 02/18/1992 | US5089126 Method and apparatus for capillary hydrodynamic fractionation |
| 02/18/1992 | US5088974 Process for facilitating removal of classified powders |
| 02/11/1992 | US5087823 Device for determining the characteristics of particles in suspension in a liquid |
| 02/06/1992 | DE4125164A1 Plant for recovering plastics from scrap - removes large dirt, then disintegrates material, washes it, disintegrates further and washes before drying for reuse in producing film |
| 02/05/1992 | EP0469904A2 Process and apparatus for separating heterogeneous plastic material into homogeneous fractions |
| 02/05/1992 | EP0469903A2 Process and apparatus for separating a mixture of plastic material into fractions |
| 02/05/1992 | EP0469360A2 Method and apparatus for the wet separation of heterogeneous mixtures containing solids having different densities |
| 02/05/1992 | EP0469195A1 Method and apparatus for mineral matter separation |
| 02/04/1992 | US5085785 Process for purifying psyllium husk using liquid fluorinated hydrocarbons with different densities as separation means |
| 02/02/1992 | CA2048224A1 Process for selecting hetero-geneous plastic material coming from recovery into homogeneous fractions and apparatus useful to the purpose |
| 02/02/1992 | CA2048223A1 Process for separating hetero-geneous plastic material into homogeneous fractions and apparatus useful to this purpose |
| 01/29/1992 | EP0468426A2 Classifier for powdery material |
| 01/29/1992 | CN1058155A Vibrative rotary screw chute ore dressing machine |
| 01/28/1992 | WO1992002676A1 A device for separating suspensions, preferably containing fibre pulp |
| 01/28/1992 | CA2086938A1 Device for separating suspensions, preferably containing fibre pulp |
| 01/28/1992 | CA1294920C Continuous feed and discharge mineral concentrator with riffles angled relative to a longitudinal axis |
| 01/28/1992 | CA1294912C Process for beneficiating coal by means of selective agglomeration |
| 01/24/1992 | CA2047494A1 Classifier for powdery material |
| 01/23/1992 | DE4023434A1 Sepn. system for shredded plastic materials - delivers with liq. below surface in flotation basin |
| 01/21/1992 | US5082553 Concrete aggregate collecting apparatus |
| 01/20/1992 | WO1992001516A1 Separator |
| 01/20/1992 | CA2085609A1 Separator |
| 01/15/1992 | EP0465598A1 Method and apparatus for capillary hydrodynamic fractionation |
| 01/15/1992 | CN2093038U Grit-removing device for washing rice |
| 01/15/1992 | CN2093037U Single-chip computer controller for concentrating jigging machine |
| 01/09/1992 | DE4021318A1 Installation for reuse of concrete residue - incorporates water filled through with bucket wheel rotor |
| 01/09/1992 | DE4020156A1 Cleaning contaminated broken ground or filling material - involves water storage and circulation system and sealed container mounted on chassis |
| 01/08/1992 | EP0465312A1 Screening apparatus for a mixture of paper pulp and contaminants |
| 01/08/1992 | CN2092374U Movable saddle type separator |