| Patents for C10B 53 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form (8,310) |
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| 05/15/1991 | EP0426926A1 Process, oven and installation for the destruction of industrial wastes |
| 05/15/1991 | EP0426925A1 Process and installation for the treatment of municipal and industrial wastes |
| 05/15/1991 | CN1051383A Method and apparatus for carbonating with waste heat utilizaiton |
| 05/07/1991 | CA1283880C Method and apparatus for rapid thermal processing |
| 05/02/1991 | WO1991005735A2 Active carbon |
| 04/30/1991 | US5010829 Method and apparatus for treatment of hazardous waste in absence of oxygen |
| 04/18/1991 | WO1991005030A1 Method and apparatus for refinement or treatment of material |
| 04/18/1991 | DE3933809A1 Verfahren zur entsorgung von abfallstoffen A method for disposal of waste materials |
| 04/16/1991 | US5007804 Fuel reactor |
| 04/11/1991 | WO1991005834A1 Waste disposal process |
| 04/11/1991 | CA2067147A1 Waste disposal process |
| 04/10/1991 | EP0420957A1 Thermal treatment process for organically contaminated material |
| 04/02/1991 | US5004533 Process for treating an organic stream containing a non-distillable component to produce an organic vapor and a solid |
| 03/21/1991 | WO1991003526A1 Device and method for producing charcoal |
| 03/21/1991 | WO1991003281A1 Method and apparatus for the controlled reduction of organic material |
| 03/20/1991 | EP0417343A1 Process and apparatus for the pyrolysis of sewage sludge and/or other organic wastes |
| 03/19/1991 | US5000102 Method for combusting wet waste |
| 03/16/1991 | WO1991004104A1 Converting organic/organometallic gaseous or vaporizable compounds to inert solids |
| 03/16/1991 | CA2040436A1 Converting organic/organometallic gaseous or vaporizable compounds to inert solids |
| 02/19/1991 | US4994174 Process and system for low-temperature carbonization of oil shale, oil sands or similar oil-bearing solids |
| 02/19/1991 | US4993331 Mixing with binder, pyrolysis, oxidation, vitrification |
| 02/07/1991 | DE3939745A1 Pyrolysis gas treatment - by indirectly heating contaminated soil and transferring to coking plant, etc. |
| 02/06/1991 | EP0411881A1 Partial oxidation of sewage sludge |
| 02/06/1991 | EP0411880A1 Partial oxication of sewage sludge |
| 01/30/1991 | EP0410889A1 Process and apparatus for treating glass waste or mineral fibres for recovery |
| 01/30/1991 | EP0409888A1 Method and apparatus for refinement of organic material. |
| 01/30/1991 | EP0409835A1 Pyrolysis of organic material. |
| 01/29/1991 | US4987954 Fuel reactor |
| 01/27/1991 | CA2021735A1 Process and device for recoverable glass or numeral fiber wastes |
| 01/15/1991 | US4985131 Drying, solid residues |
| 01/09/1991 | EP0406605A1 Process for the calcination of filter cakes in directly heated rotary furnaces |
| 01/08/1991 | US4983782 Liquids phase hydrogenation |
| 01/08/1991 | US4983296 Shearing, concentration, mixing with coal supplemental fuel; hydrothermal; pollution control |
| 01/08/1991 | US4983278 Pyrolysis methods with product oil recycling |
| 12/30/1990 | CA2020013A1 A process for the calcination of filter cakes in directly heated rotary kilns |
| 12/27/1990 | EP0403708A1 Method and apparatus for processing solid waste by pyrolysis |
| 12/25/1990 | US4980092 Method for the destruction of chemically stable waste |
| 12/25/1990 | US4980029 Apparatus for treating waste materials |
| 12/12/1990 | EP0290488A4 Treatment of waste and a rotary kiln therefor |
| 12/06/1990 | DE3917667A1 Refuse heat-treatment system - has rotary horizontal disc with tines on underside in horizontal closed vessel |
| 11/29/1990 | DE4011945C1 Waste material pyrolysis system - compresses material and heats it by friction against chamber walls |
| 11/20/1990 | US4970969 Smokeless pyrolysis furnace with micro-ramped temperature controlled by water-spray |
| 11/08/1990 | DE4010342A1 Conversion prods. of industrial, domestic and other wastes |
| 11/07/1990 | EP0223807B1 Method for producing torrefied wood, product obtained thereby, and application to the production of energy |
| 11/06/1990 | US4967673 Counterflow mild gasification process and apparatus |
| 11/01/1990 | WO1990012985A1 Thermal decomposition processor and system |
| 10/31/1990 | EP0395486A2 Method and apparatus for thermal conversion of organic matter |
| 10/25/1990 | DE3943366A1 Fluidising indirectly heated drying bed - by evolved vapour before processing vapour to fitness for emission |
| 10/24/1990 | EP0393030A1 Destruction of plastics waste. |
| 10/24/1990 | EP0325596A4 Hazardous waste reactor system |
| 10/24/1990 | CA2015174A1 Method and apparatus for thermal conversion of organic matter |
| 10/24/1990 | CA2010194A1 Method and apparatus for thermal conversion of organic matter |
| 10/09/1990 | US4961391 Thermal treatment process for organically contaminated material |
| 10/04/1990 | WO1990011475A1 Thermal treatment process for organically contaminated material |
| 10/03/1990 | EP0390131A2 Conversion process for substrates such as sewage and/or industrial sludges, garbage, and similar organic parts containing wastes |
| 10/03/1990 | EP0389525A1 Method and apparatus for production of a gas from a comminuted biological waste material. |
| 10/03/1990 | CN1009807B Process and apparatus for fixing, encapsulating, stabilizing and detoxifying heavy metals in sludges |
| 10/02/1990 | US4960440 Process for reducing the quantity of undesired compounds in the generation of pyrolysis gas |
| 09/27/1990 | DE3909696A1 Plant for thermal waste disposal |
| 09/05/1990 | EP0385514A1 Method for obtaining torrefied wood, product obtained, and use in the production of energy |
| 09/04/1990 | US4954620 Thermocondensed lignocellulose material, and a method and an oven for obtaining it |
| 08/29/1990 | CN2061173U High efficiency energy-saving dual-purpose stove for drying and dry distillation |
| 08/14/1990 | US4948495 High liquid yield process for retorting various organic materials including oil shale |
| 08/01/1990 | EP0379705A1 An improved method of continously carbonizing a mixture of primarily organic waste material |
| 08/01/1990 | EP0379621A1 Tyre pyrolysis |
| 07/19/1990 | DE3937331A1 Pyrolysing or ashing waste material - by mixing with particles contg. metal and subjecting to induction, electric arc or microwaves |
| 07/17/1990 | US4941952 Pyrolysis of hydrocarbon wastes, hydrogen halides, neutralization, binding pollutants |
| 07/12/1990 | DE3940830A1 Pyrolysis reactor for melting industrial waste - in which fly-ash particles carried by flue gas are blown into reactor chamber, melted in high temp., mixed with slag and or angulated |
| 07/11/1990 | EP0376971A1 Process and installation for recovering reusable gas from waste through pyrolysis. |
| 06/28/1990 | WO1990007085A1 Counterflow mild gasification process and apparatus |
| 06/21/1990 | CA2005981A1 Process and system for low-temperature carbonization of oil shale, oil sands or similar oil-bearing solids |
| 06/20/1990 | EP0373577A1 Process for the treatment of sewage sludges or industrial sludges with organic constituents by means of the conversion process |
| 06/19/1990 | US4935099 Carbonization in ashaft retort; hot rinse gas |
| 06/19/1990 | US4935038 Process for recovery of usable gas from garbage |
| 06/19/1990 | CA1270405A1 Waste destruction |
| 06/12/1990 | US4933086 Partial oxidation of sewage sludge |
| 05/23/1990 | EP0369351A2 Cleaning of parts affected by polymers |
| 05/22/1990 | US4926763 Method and device for manufacturing charcoal |
| 05/16/1990 | EP0240536B1 Method and apparatus for thermal treatment |
| 05/15/1990 | US4925532 Apparatus for thermal conversion of organic matter |
| 05/15/1990 | US4924785 Controlled heating composite; supplying substoichiometric amount of air |
| 05/08/1990 | US4922839 Fuel reactor |
| 04/26/1990 | DE3835941A1 Verfahren der kunststoffpyrolyse im sandkoker Method of kunststoffpyrolyse in sandkoker |
| 04/26/1990 | DE3835827A1 Method for reprocessing waste material |
| 04/24/1990 | US4919686 Process for the pyrolytic production of synthetic gas |
| 04/19/1990 | DE3835451A1 Process and device for the heat treatment of wastes |
| 04/18/1990 | CN1041384A Method and apparatus for producing vegetable charcoal from corncob |
| 04/17/1990 | US4917023 Multizonal pyrolysis unit |
| 04/11/1990 | CN1041120A Process for production of components, elements or compounds from mixtures of materials characterized in that |
| 04/11/1990 | CN1007519B Charcoal producing method from rice sheel or wood scraps |
| 04/10/1990 | CA1267624A1 Fluid coking with quench elutriation using industrial sludge |
| 03/28/1990 | EP0360052A1 Pyrolysis reactor for the thermal disposal of waste |
| 03/20/1990 | US4909162 Installation for low-temperature carbonization of waste and impure materials |
| 03/15/1990 | DE3830259A1 Process for thermal disposal of waste materials containing elements which pollute the environment |
| 03/15/1990 | DE3830153A1 Pyrolysis reactor with indirect and direct heating |
| 03/15/1990 | DE3830152A1 Pyrolysis reactor for thermal waste disposal |
| 03/15/1990 | DE3830151A1 Pyrolysis reactor with heating device |
| 03/13/1990 | US4908104 Continuously feeding stream of contaminated organic waste into elongate barrel mixer having axially extending shafts, compressing, decompressing, creating heat for carbonization |
| 03/01/1990 | DE3828454A1 Process for the pyrolysis of organic wastes |
| 02/22/1990 | WO1990001529A1 Process for obtaining components, elements or compounds from mixtures of materials |