| Patents for B03B 5 - Washing granular, powdered or lumpy materials; Wet separating (6,471) |
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| 07/15/1999 | DE19801069A1 Residual concrete washing-out machine to remove unbonded concrete residue for return to production process |
| 07/15/1999 | DE19801068A1 Residual concrete washing-out machine to remove unbonded concrete residue for return to production process |
| 07/15/1999 | DE19801067A1 Residual concrete washing-out machine to remove unbonded concrete residue for return to production process |
| 07/14/1999 | EP0928842A2 Coarse wet particles and process for making the coarse wet particles |
| 07/07/1999 | EP0927788A2 Process and apparatus for separating heavy and light materials from a suspension |
| 06/30/1999 | CN2326339Y Jet-flow air-floatation apparatus |
| 06/29/1999 | US5915634 Method and device for separating harder from less harder material |
| 06/16/1999 | EP0921860A1 Process for controlling a sand and gravel sorting and sizing device |
| 06/16/1999 | EP0921859A1 Process for separating low density plastic fractions |
| 06/16/1999 | CN2323873Y Three-product shallow slot scraper heavy medium classifier |
| 06/16/1999 | CN2323872Y Multiplex vibration vertical sliding air valve for jigger |
| 06/09/1999 | EP0861309A4 Method for extracting oil from oil-contaminated soil |
| 06/09/1999 | CN2322682Y Adjustable spinning swirler |
| 06/09/1999 | CN1218720A Improvement relative to mineral separation |
| 06/02/1999 | EP0918606A1 Method and apparatus for separating polymeric materials |
| 06/02/1999 | DE19750983A1 Separation of mixtures based on specific gravity difference in fluid medium |
| 06/02/1999 | DE19750296A1 Washing equipment for residual concrete |
| 05/27/1999 | WO1999025477A1 Underwater trap for alluvial minerals and variants |
| 05/25/1999 | US5906732 Apparatus for separating minute substances in liquid |
| 05/25/1999 | US5906321 For continuous removal of ash residue and dirt from metals derived from a municipal waste combustor |
| 05/20/1999 | DE19847229A1 Mineral separation process |
| 05/19/1999 | CN1216724A Spiral separating sieve |
| 05/12/1999 | DE19749530A1 Separating biological waste from sand in basin |
| 05/11/1999 | US5902976 System for separating waste materials by enhanced water floatation |
| 05/11/1999 | US5902376 Drops of mercury settling at the bottom of a vertical tube having liquid upwardly flowing countercurrent to sludge entering at the top; low-density sludge removed at top |
| 05/06/1999 | EP0913172A1 Method for treating incineration residues |
| 05/06/1999 | EP0912794A1 A cylindrical screen and a method of producing the same |
| 05/06/1999 | EP0912789A2 Stock washer for washing, thickening and classifying solids |
| 05/06/1999 | EP0912661A1 Coal preparation system |
| 05/06/1999 | EP0625003B1 Sod handling |
| 05/05/1999 | CN2317004Y Self-absorption gulch-gold classifier |
| 05/04/1999 | US5899338 Screening apparatus for separating light impurities from pulp suspensions |
| 05/04/1999 | CA2003520C Apparatus for washing out and sorting organic, loamy and other impurities from continuously supplied coarse and fine granular solids |
| 04/29/1999 | WO1999020409A1 Method and apparatus for recycling an aggregate contaminated with a hydrocarbon |
| 04/28/1999 | EP0910475A1 Pulp decontamination apparatus and method of use |
| 04/28/1999 | EP0910474A1 Absorption-enhanced differential extraction device |
| 04/28/1999 | CN2316032Y Curved surface slide blast gate for jigger |
| 04/28/1999 | CN2316031Y Taper slide blast gate for jigger |
| 04/27/1999 | US5896997 Dynamic mining system comprising hydrated multiple recovery sites and related methods |
| 04/27/1999 | CA2140134C Screening apparatus for papermaking pulp |
| 04/21/1999 | EP0909586A1 Process and plant for the treatment of waste |
| 04/21/1999 | EP0707520B1 Device for separating inorganic material polluted by organic material from a fluid |
| 04/20/1999 | US5894996 Method and apparatus for reclaiming plastic |
| 04/20/1999 | US5894935 Method and device to separate a fine-grained solid material into two fractions |
| 04/20/1999 | CA2119653C Apparatus/method for uniform fluidized bed sorting |
| 04/15/1999 | DE4480790C1 Residual concrete reprocessing device with screw conveyor |
| 04/13/1999 | US5893463 Recovering precious metals and small precious stones from clay suspensions |
| 04/07/1999 | EP0906466A1 Device for separating contaminants from fibre pulp suspensions |
| 04/07/1999 | CN1212906A Coal cleaning process |
| 03/31/1999 | EP0904156A1 Process and apparatus for the separation of heavier from lighter fractions in aqueous slurries by means of centrifugal force |
| 03/31/1999 | CN1212182A Drum spiral-tube sieve |
| 03/30/1999 | CA2123766C Extraction of mercury and gold from mine tailings |
| 03/25/1999 | DE19741521A1 Waste mixture preparation and separation process |
| 03/23/1999 | US5884856 Method and system for reclaiming aggregate from concrete waste material |
| 03/17/1999 | EP0901829A2 Device for separating fine material from continuously supplied granular solids |
| 03/16/1999 | US5882509 Chip-washing arrangement |
| 03/15/1999 | CA2215465A1 An improved gold retrieving pan |
| 03/11/1999 | WO1999011395A1 Method and device for separating loose materials |
| 03/10/1999 | EP0900596A2 Device for washing out and sorting organic, loamy and other impurities from continuously supplied coarse and fine granular solids |
| 03/04/1999 | WO1999010625A1 Placer gold mining method, placer gold mining boat used in this method, placer gold digging and separating method and system therefor, and placer gold separating method and system therefor |
| 03/04/1999 | WO1999010102A1 Method for separating suspensions and device for realising the same |
| 03/04/1999 | CA2269928A1 Placer gold mining method, placer gold mining boat used in this method, placer gold digging and separating method and system therefor, and placer gold separating method and systemtherefor |
| 03/02/1999 | US5875899 Apparatus for classifying objects by sedimentation |
| 02/25/1999 | WO1999008795A1 Hutch chamber for jig |
| 02/24/1999 | CN2308440Y Vertical dual-drum centrifugal ore-dressing machine |
| 02/18/1999 | WO1999007485A1 Paper stock screening apparatus and method |
| 02/18/1999 | CA2297744A1 Paper stock screening apparatus and method |
| 02/10/1999 | EP0896070A1 Process of upgrading nickel bearing oxidic ores |
| 02/10/1999 | EP0608293B1 Apparatus/method for uniform fluidized bed sorting |
| 02/10/1999 | CN2306835Y Wet-type spiral sieving classifier |
| 02/10/1999 | CN2306834Y Double cylinder spiral coal washer |
| 02/10/1999 | CN2306833Y Bidirectional transporting dewatering sieving device |
| 02/09/1999 | US5868995 Dynamic mining system comprising hydrated multiple recovery sites and related methods |
| 02/09/1999 | US5868366 Gold pan stand |
| 02/09/1999 | US5868256 Rotary clay material refiner |
| 02/09/1999 | US5868255 Alternating current magnetic separator |
| 02/04/1999 | DE19734565A1 Separation of material mixes |
| 02/04/1999 | CA2243374A1 Tramp material removal from pulp feed systems |
| 02/03/1999 | CN2306073Y Handy detachable changeable lining strip non-shaft screw sand-water separator |
| 01/28/1999 | WO1999003558A1 Process for the selection of particles of a preselected size from a particulate pharmaceutical product |
| 01/27/1999 | CN1205916A 离心旋转溜槽 Centrifugal rotary chute |
| 01/21/1999 | WO1999002237A1 Method and device for separating materials and guiding device therefor |
| 01/21/1999 | CA2295692A1 Method and device for separating materials and guiding device therefor |
| 01/20/1999 | EP0784509A4 Device and process for gravitational separation of solid particles |
| 01/19/1999 | US5860244 Sod handling system |
| 01/14/1999 | DE19729802A1 Verfahren und Vorrichtung zum Trennen von Stoffen und Leiteinrichtung hierfür Method and device for separating and fin materials for this purpose |
| 01/12/1999 | US5857405 Apparatus and method for separating solid matter from a liquid |
| 01/07/1999 | EP0873200A4 Transportable, electronically controlled system for on-site decontamination of solid and hazardous waste |
| 01/07/1999 | EP0751829A4 Process and apparatus for recycling disposable diapers |
| 01/07/1999 | DE19727534A1 Cleaning loose mineral material |
| 01/05/1999 | US5855691 Mercury recovery process |
| 01/05/1999 | CA2097312C Screening system |
| 12/23/1998 | EP0885066A1 Dynamic monitoring and control of jigs |
| 12/17/1998 | WO1998056516A1 Method for cleaning contaminated ground and soils and device for implementing the same |
| 12/09/1998 | EP0678085B1 Treatment of composted organic material |
| 12/09/1998 | CN2299664Y Hydraulic classifier for micropowdered grinding material |
| 12/02/1998 | EP0880389A1 Process for centrifugal separation of material |
| 11/26/1998 | WO1998053135A1 Blade arrangement for pulp screening apparatus |
| 11/25/1998 | EP0879643A2 Centrifugal jig |
| 11/25/1998 | CN2298065Y Oscillating chute concentrating machine |