| Patents for B03B 9 - General arrangement of separating plant, e.g. flow sheets (5,723) |
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| 10/23/1997 | WO1997031717A3 Recycling process and recycling facility for recovering articles made of combinations of materials |
| 10/23/1997 | DE19617734C1 Preparation of slurried, mixed trade and industry bio-wastes for fermentation |
| 10/22/1997 | CN1162505A Treating process of tailings |
| 10/21/1997 | US5678775 Apparatus and systems that separate and isolate precious and semi-precious metals from electronic circuit boards |
| 10/21/1997 | US5678773 Waste processing method and apparatus therefor |
| 10/21/1997 | US5678697 For sorting useful products |
| 10/16/1997 | WO1997038064A1 Process for treating coal tailings |
| 10/16/1997 | DE19614612A1 Waste water and solids treatment process separates substances at single site |
| 10/16/1997 | CA2251804A1 Process for treating coal tailings |
| 10/15/1997 | EP0801168A1 Method and apparatus for recycling laminated film |
| 10/15/1997 | EP0800710A1 Process for recovery of metals from used nickel-metal hydride accumulators |
| 10/15/1997 | EP0800445A1 Process and plant for processing mixed plastics |
| 10/14/1997 | US5676710 Coal preparation system |
| 10/14/1997 | US5676318 Method of recovering valuable substances from printed circuit board |
| 10/14/1997 | US5676255 Method of recycling medical instruments |
| 10/09/1997 | DE19613578A1 Pressed bales of coarse, comminuted refuse for incineration |
| 10/09/1997 | CA2187604A1 Method and apparatus for recycling laminated film |
| 10/01/1997 | EP0797571A1 Method of obtaining caprolactam by hydrolytic splitting of molten polycaprolactam |
| 10/01/1997 | EP0797496A1 Method for processing composite materials to enable recycling thereof |
| 09/30/1997 | US5672631 Introducing aerosol cans into vessel, opening, extracting polyurethane remnants with solvent, removing cans, concentrating residue-holding solvent in sump while evaporating solvent, condensing, recycling, recovering |
| 09/30/1997 | US5671688 Process for treating slag from refuse incineration plants |
| 09/25/1997 | WO1997034702A1 Method for the separation of high impact polystyrene (hips) and acrylonitrile butadiene styrene (abs) plastics |
| 09/25/1997 | WO1997034676A1 Method and device for disposing of a liquid in the form of a mixture of viscous bituminous hydrocarbons and water |
| 09/25/1997 | DE19609406A1 Recycling-Verfahren und Recycling-Anlage zur Verwertung von Gegenständen aus Werkstoffverbunden Recycling process and recycling plant for recovery of objects from composite materials |
| 09/24/1997 | EP0796710A2 Method and device for obtaining a starting material for producing thermal insulating bodies |
| 09/24/1997 | EP0796709A1 Process for regenerating laminated thermoplastic molded resin articles and apparatus for regenerating the same background of the invention |
| 09/19/1997 | CA2185199A1 Process for regenerating laminated thermoplastic molded resin articles and apparatus for regenerating the same |
| 09/18/1997 | DE19610431A1 Integrated waste treatment process separating coarse, light organic- and fine, heavy fractions by screening |
| 09/17/1997 | EP0795022A1 Municipal solid waste processing facility and commercial lactic acid production process |
| 09/17/1997 | EP0751831B1 Method and device for treating composite elements |
| 09/16/1997 | US5667156 Process for the separation and isolation of precious and semi-precious metals from electronic circuit boards |
| 09/16/1997 | US5667151 Process and apparatus for collecting waste plastics as separated |
| 09/16/1997 | US5667079 Automated multi-grade wastepaper recycle center sorting system |
| 09/04/1997 | WO1997031717A2 Recycling process and recycling facility for recovering articles made of combinations of materials |
| 09/04/1997 | WO1997031716A1 Process and facility for treating and sorting recyclable waste materials |
| 09/04/1997 | WO1997031715A1 Process for preparing raw waste, in particular recyclable waste, for shredding |
| 09/04/1997 | WO1997021490A3 Process for separation and recovery of waste carpet components |
| 09/04/1997 | WO1997020643A3 Apparatus and method for waste recycling and conversion |
| 09/04/1997 | DE19706775A1 Mince meat washing assembly incorporates sludge settlement water tank |
| 09/04/1997 | DE19607493A1 Mill scale sludge treatment |
| 09/04/1997 | CA2247122A1 Process and facility for treating and sorting recyclable waste materials |
| 09/03/1997 | EP0616549B1 Particulate material separator |
| 08/28/1997 | WO1997030789A1 Windshield stripper |
| 08/28/1997 | CA2246692A1 Windshield stripper |
| 08/27/1997 | EP0791396A2 Effective sorting of plastics |
| 08/26/1997 | US5660282 Method and apparatus for separating resource materials from solid waste |
| 08/21/1997 | WO1997029826A1 Dredging system and method |
| 08/21/1997 | DE19706328A1 Treating waste materials for re-use or disposal |
| 08/21/1997 | DE19606121A1 Solid wastes subjected to biological-mechanical preliminary thermal treatment |
| 08/21/1997 | DE19606084A1 Cleaning process for concrete pump assembly |
| 08/21/1997 | CA2246740A1 Dredging system and method |
| 08/12/1997 | US5656174 Continuous, portable; series of screens and gravity separation |
| 08/12/1997 | US5655718 Apparatus, system and method for treating process material such as waste material |
| 08/07/1997 | DE19603490A1 Recovery of energy from general refuse |
| 08/06/1997 | EP0787041A1 Treatment of waste material |
| 08/06/1997 | CN1156420A Method and device for separating harder from less harder material |
| 08/05/1997 | US5653867 Method for the separation of high impact polystyrene (HIPS) and acrylonitrile butadiene styrene (ABS) plastics |
| 08/05/1997 | CA1339191C Method for making low alpha count lead |
| 07/31/1997 | WO1997027008A1 Compacted bale of refuse and process for production |
| 07/31/1997 | DE19602395A1 Bale press made from refuse with casing |
| 07/29/1997 | US5651465 Beneficiation of saline minerals |
| 07/24/1997 | DE19602070A1 Classification and mixing of sands |
| 07/23/1997 | EP0785028A1 Apparatus for solidifying and processing a molten material |
| 07/23/1997 | EP0559772B1 Method for producing high opacifying kaolin pigment |
| 07/22/1997 | US5649785 Method of treating solid waste, recovering the constituent materials for recycling and reuse, and producing useful products therefrom |
| 07/22/1997 | CA2093150C Method and plant for recovering secondary raw materials from garbage |
| 07/17/1997 | DE19601262A1 Device for separation of sand and stones and transportation of aggregate |
| 07/17/1997 | DE19601247A1 Extrusion for window frame and door frame |
| 07/17/1997 | DE19600647A1 Recovery of clean, valuable materials from electrical cable terminations and electronic scrap |
| 07/15/1997 | US5647544 Method and apparatus for dividing and separating self-adhesive composite plastic materials |
| 07/10/1997 | WO1997024186A1 Industrial utilisation of garbage with effective recycling and with 0ptimisation in energy production |
| 07/09/1997 | CN1154160A Refuse incinerating method and equipment therefor |
| 07/08/1997 | US5645714 Produce a bitumen froth and non-segregating tailings of solid material and sludge |
| 07/03/1997 | WO1997023418A1 Improvements in or relating to treatment of sludge waste |
| 07/03/1997 | WO1997023309A1 Method and apparatus for reclaiming empty can of aluminum |
| 06/26/1997 | DE19548213A1 Recycling of electronic circuit boards with circuit tracks |
| 06/24/1997 | US5641360 Feeding liquid-solid mixture to swirling zone to wash adhering organic substances from solids, discharging liquid phase to water treatment system, separating solids, feeding back to swirling zone in front of screw conveyor with screen |
| 06/24/1997 | US5641128 Method of and apparatus for recovering foaming gas of the foamed material |
| 06/24/1997 | US5641069 Gravitational, vibrational ergonomic mixed recyclables sortation process and apparatus |
| 06/24/1997 | CA2054932C Extraction of metal oxides from coal fly ash by microorganisms and a new microorganism useful therefor |
| 06/19/1997 | WO1997021490A2 Process for separation and recovery of waste carpet components |
| 06/19/1997 | DE19546264A1 Device for reprocessing of rotting waste material |
| 06/18/1997 | CN1152332A Method for making solid fuel from waste |
| 06/17/1997 | US5638959 Rotary materials separator |
| 06/12/1997 | WO1997020643A2 Apparatus and method for waste recycling and conversion |
| 06/12/1997 | DE19545959A1 Sorting and separating device for small items such as glass cullet |
| 06/12/1997 | DE19545580A1 Process for separation of elastic materials and metallic material in composite |
| 06/12/1997 | DE19545357A1 Preparing and separating used plastics for e.g. cracking, pyrolysis, hydration or depolymerisation |
| 06/10/1997 | US5637152 Soil washing apparatus and method |
| 06/10/1997 | US5636800 Process and device for the disposal and recycling of lamps |
| 06/03/1997 | US5634599 Tire recycling process |
| 05/28/1997 | DE19644049A1 Method for disassembly of tape cassettes |
| 05/27/1997 | US5632380 From waste materials |
| 05/22/1997 | WO1997018072A1 Method and device for the disassembly of cassettes |
| 05/22/1997 | WO1997018071A1 Process and device for the processing of components from mixed materials and other building materials mixed therewith and the use thereof |
| 05/21/1997 | EP0773831A1 Method and device for separating harder from less harder material |
| 05/20/1997 | US5630554 Shearing, then grinding discarded circuit boards yields powdered mixture which is fed onto an inclined conveyor belt where metal particles continue to travel in direction of incline while non-metal particles remain on belt |
| 05/20/1997 | US5630553 Waste recycling by separation, comminution, agglomeration |
| 05/20/1997 | US5630369 Reactor and a method of smelting combustion residues in the reactor |
| 05/15/1997 | DE19640131A1 Process for cleaning crude oil tanks |