Patents for B03B 7 - Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage (2,362)
06/1999
06/02/1999CN2321530Y Grader for industrial power waste material
04/1999
04/27/1999US5897685 Recycling of CdTe photovoltaic waste
04/27/1999US5896997 Dynamic mining system comprising hydrated multiple recovery sites and related methods
03/1999
03/31/1999EP0905265A1 Method of reducing water quantity in slurries of oxidic nickel ores by injection of acrylic flocculant
03/30/1999CA2122043C Method for disaggregating closed glass members containing pollutants into recyclable constituents
03/03/1999CN2309183Y Fluidized garbage screening machine
02/1999
02/10/1999EP0896070A1 Process of upgrading nickel bearing oxidic ores
02/10/1999CN2306835Y Wet-type spiral sieving classifier
02/09/1999US5868995 Dynamic mining system comprising hydrated multiple recovery sites and related methods
01/1999
01/07/1999EP0751829A4 Process and apparatus for recycling disposable diapers
12/1998
12/30/1998CN2302251Y Refuse treatment equipment
11/1998
11/11/1998EP0876847A2 Method for separating a mixture of plastics
10/1998
10/07/1998CN1194887A Selectively grading and regrinding process for middlings
09/1998
09/24/1998WO1998041327A1 Progressive mineral reduction with classification, grinding and air lift concentration
09/24/1998WO1998041326A1 Waste egg shell components recovery
09/24/1998CA2282718A1 Waste egg shell components recovery
09/16/1998CN1192945A Linear-carding, thermal-cutting, winnowing and bounce separating of garbage and waste materials use
07/1998
07/22/1998EP0853978A2 Method and plant for treating mixtures of waste rich in plastics
06/1998
06/17/1998CN1184714A Method and equipment for physical ore dressing of super low grade infusorial earth
05/1998
05/12/1998US5749472 Dynamic mining system comprising hydrated multiple recovery sites and related methods
04/1998
04/08/1998CN1037983C Improved process for separating ilmenite and ilemenite treated by the process
04/07/1998US5736052 Ion exchange resin particle separation system
03/1998
03/25/1998CN1176851A Method for obtg. quartz sands by dressing mud and sand deposited on river bed
11/1997
11/26/1997CN2268575Y Low height hopper gold dredger capable of lifting object under screen directly
10/1997
10/28/1997CA2090482C Process for separating ilmenite
07/1997
07/30/1997CN1155452A Separating and recovering apparatus for garbage before fermentation treatment
06/1997
06/25/1997CN2256773Y Efficient graded concentrating box
06/11/1997CN2255881Y Wear-resistant screen plate
05/1997
05/28/1997EP0775524A2 Ion exchange resin particle separation system
05/28/1997CA2191358A1 Ion exchange resin particle separation system
05/07/1997CN1149262A Process and apparatus for recycling disposable diapers
05/07/1997CN1149004A High grade rutile separation process
05/01/1997WO1997015693A1 Method of concentrating carbonate-containing phosphate raw material
04/1997
04/10/1997DE19600897C1 Mobile preparation plant for wet classification of gravel and sand
04/09/1997CN1146931A Method for wet separation of medium- and low-grade diatomite
04/08/1997US5617955 Dynamic-mining system comprising hydrated multiple recovery sites and related methods
03/1997
03/26/1997CN1145826A Garbage separating and recovering equipment
03/05/1997EP0610478B1 Process for breaking closed glass bodies containing pollutants down into recyclable components
03/05/1997CN2248594Y Equipment for recovery of gold-bearing lailing
01/1997
01/21/1997US5595347 Specific gravity separation stage, low intensity magnetic separation stage, single stage magnetic roast with controlled oxygen potential, low to medium intensity magnetic separation stage
01/08/1997EP0751829A1 Process and apparatus for recycling disposable diapers
12/1996
12/25/1996CN2243342Y Lead gravity separater by straight jetting water flow with fixed waterhead immersion
08/1996
08/13/1996US5544756 Dynamic mining system comprsing hydrated multiple recovery sites and related methods
06/1996
06/27/1996DE4446618A1 Electronic waste metal processing method for esp. circuit board
05/1996
05/23/1996DE19541424A1 Gypsum particle classification assembly
03/1996
03/06/1996EP0553319B1 Method of separating a mixture of plastics comprising at least three components using electrostatic techniques
02/1996
02/28/1996CN1117406A Gravity method for separation of zinc oxide ore
02/21/1996CN2220324Y Adjustable permanent-magnet drench pit
02/21/1996CN1116968A Dressing apparatus for ultramicropowder & hollow bead
02/21/1996CN1116967A Separation process for obtaining high-grade Sic crystal whiskers
01/1996
01/31/1996EP0693967A1 Method and plant for processing household refuse
01/10/1996CN1114712A Mining and ore dressing process new modle for mine
01/09/1996US5482535 Process for the recovery of silver by floatation from the residue from the wet extraction of zinc
12/1995
12/19/1995US5476177 For separating a portion of entrained solid materials
10/1995
10/25/1995CN1110631A Separation method of low- and middle-grade infusorial earth ore
10/18/1995CN2210034Y Back-hoe floating type allurial gold dressing machine
10/05/1995WO1995026231A1 Process and apparatus for processing resins
10/03/1995US5454519 Method for disaggregating closed glass members containing pollutants into recyclable constituents
09/1995
09/21/1995WO1995024967A1 Process and apparatus for recycling disposable diapers
09/21/1995CA2185122A1 Process and apparatus for recycling disposable diapers
08/1995
08/09/1995CN1029459C Technology of burning slag for selecting iron from low quality sulfurous iron ore
08/02/1995CN2204200Y Dynamic-floatage ore-dressing device for rock-wool mine
07/1995
07/12/1995CN1104934A Wet sorting method for coal fly ash hollow micro bead
06/1995
06/06/1995US5421461 Panning apparatus
04/1995
04/27/1995DE3790473C2 Separating method for diamonds
04/05/1995CN1100971A Dry classification method for coal and apparatus thereof
02/1995
02/28/1995US5392921 Process and apparatus for processing resins
02/22/1995CN1098965A Method for recovering iron ore from stripping waste residue of bauxite
01/1995
01/18/1995EP0634221A1 Process for the recovery of silver from zinc leaching residues by flotation
01/14/1995CA2127839A1 Process for the recovery of silver by flotation from the residue from the wet extraction of zinc
01/12/1995WO1995001223A1 Method and plant for processing household refuse
01/12/1995CA2143313A1 Method and plant for processing household refuse
11/1994
11/22/1994US5366092 Separation of valuable minerals from material found in the beds of bodies of water
11/16/1994CN1094996A Magnesite ore dressing method
10/1994
10/26/1994CN2180333Y Fan shape sheet of filter machine without disassembly
10/26/1994CN2180332Y Magnet and gravity joint concentrating machine
10/25/1994US5358119 Separating particles with same density range in a free-fall separator
10/20/1994DE4312005A1 Device for continuous impurity removal and mashing of biowastes
09/1994
09/21/1994CN1092341A Under water selector for gold mining ship
08/1994
08/17/1994EP0610478A1 Process for breaking closed glass bodies containing pollutants down into recyclable components.
08/13/1994CA2115595A1 Process and plant for the separation of comminuted plastics of different chemical composition and different specific density
08/03/1994CN1090225A Phosphor-reducing concentrating process for high-phosphor ilmenite
07/1994
07/27/1994CN2172674Y Magnetic atomizing condensed film dust remover
06/1994
06/29/1994CN2170156Y High-frequency hydrosizer
06/22/1994CN2169481Y Tangent feeding concentrator without motive force and mud scraper
06/08/1994CN1087557A Concentration method for removing iron from potash feldspar
06/01/1994CN2166889Y Screen apparatus for dewatering coal mud
05/1994
05/18/1994CN2164910Y Screen basket
05/11/1994DE4229124C1 Verfahren zum Zerlegen von Bildröhren in recyclebare Bestandteile Method for separating picture tubes into recyclable components
04/1994
04/27/1994CN2163006Y Magnetic reselecting concentrating machine
04/13/1994CN2161372Y Portable sand or gold washing-separator unit
04/13/1994CN1085128A Concentrating process for coagulating and settling tailings
03/1994
03/29/1994US5297683 Process and apparatus for processing resins
03/17/1994WO1994005428A1 Process for breaking closed glass bodies containing pollutants down into recyclable components
02/1994
02/09/1994CN2155271Y Building-block washing and dressing machine set
01/1994
01/18/1994CA1326277C Method for separating diamonds from associated gangue
12/1993
12/28/1993US5273162 Method and apparatus for separating material from a fluid
11/1993
11/17/1993CN2146307Y Light countercurrent sand washer
11/10/1993CN1022672C Magnetic-gravitative seperation tech. for fluorocarbon cerium ore
09/1993
09/29/1993CN2142755Y Magnetic classifying ship for iron ore
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