| Patents for C02F 11 - Treatment of sludge; Devices therefor (21,423) |
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| 12/27/1985 | EP0165862A1 Material with a large specific surface and its use in favourizing the contact between environments or reactants involving physical and/or chemical and/or biological phenomena |
| 12/27/1985 | EP0165305A1 Chemical reformer. |
| 12/17/1985 | US4559143 Sludge treating method |
| 12/17/1985 | US4559073 Mixing with zeolite, drying and scooping to effect high-speed aerobic fermentation |
| 12/10/1985 | US4557833 Sludges |
| 12/05/1985 | WO1985004470A3 Installation for heat exchange and material transfer between two or more flowing media |
| 11/21/1985 | EP0161469A1 Process and apparatus for the anaerobic decomposition of an organic substrate |
| 11/12/1985 | US4552726 Plant consisting of modular elements for degrading organic wastes by means of earth worms |
| 11/12/1985 | CA1196738A1 Process and apparatus for biological treatment of sludge |
| 11/12/1985 | CA1196601A1 Method for removing liquid from chemically- precipitated sludge |
| 11/07/1985 | WO1985004857A1 Aid and process for dehydrating sludge |
| 11/05/1985 | CA1196430A1 Method for the anaerobic fermentation of waste water |
| 10/30/1985 | EP0159972A1 Wastewater treatment method |
| 10/23/1985 | EP0159298A1 Wastewater treatment method |
| 10/23/1985 | EP0159054A1 A process for producing methane from solid vegetable material |
| 10/15/1985 | US4547290 Process for solidification of strongly acidic or akaline liquid wastes |
| 10/10/1985 | WO1985004470A2 Installation for heat exchange and material transfer between two or more flowing media |
| 10/09/1985 | EP0157569A2 Wet oxidation system |
| 10/09/1985 | EP0157339A2 Process for the preparation of hydrocarbons from active sludge |
| 10/09/1985 | EP0156866A1 Anaerobic fermenter |
| 10/01/1985 | US4544490 Method and system for recovering coal fines from pipe line coal slurry |
| 10/01/1985 | CA1194333A1 Composting compositions |
| 09/26/1985 | WO1985004236A1 Solid material gasification heating boiler |
| 09/25/1985 | EP0155607A1 Heating assembly for the gasification of solid fuels |
| 09/24/1985 | US4543190 Processing methods for the oxidation of organics in supercritical water |
| 09/17/1985 | US4541986 Treating with metal chlorite |
| 09/12/1985 | WO1985003927A1 Process for dewatering municipal and other sewage sludges |
| 09/03/1985 | US4539121 Finely ground blast furnace slag |
| 09/03/1985 | US4539111 Extraction apparatus |
| 08/29/1985 | WO1985003695A1 Process and plant for the anaerobic treatment of organic substrates |
| 08/28/1985 | EP0153299A1 Process and plant for the anaerobic treatment of organic substrates |
| 08/28/1985 | EP0153061A1 Digestor tanks |
| 08/28/1985 | EP0152846A2 Device for the treatment of moist dusts and muds in the steel industry |
| 08/27/1985 | US4537685 Method for separating intermixed solids and liquids |
| 08/21/1985 | EP0151747A1 Process and apparatus for sewage sludge dewatering |
| 08/07/1985 | EP0150951A1 Aerobic digestion of sludge |
| 08/07/1985 | EP0150415A2 Process and apparatus for the continual treatment of sludges or pulpy mixtures |
| 08/06/1985 | US4533395 Method of making a leach resistant fixation product of harmful water-containing waste and cement |
| 07/30/1985 | US4532042 Feeding aqueous solution to fixed bed reactor containing microorganisms, discharging treated material, recycling portion by mixing with feed, monitoring pH to maintain |
| 07/24/1985 | EP0149501A2 A method of processing waste materials, particularly a sludge containing noxious metals |
| 07/24/1985 | EP0148940A1 Method and apparatus for on site treatment of waste water with radiation activated fluid |
| 07/23/1985 | CA1190802A1 Method of operating pure oxygen wet oxidation systems |
| 07/17/1985 | EP0148264A1 Process and apparatus for handling waste from oil well operations |
| 07/04/1985 | WO1985002836A1 Process and plant for dehydrating muds |
| 07/02/1985 | US4526791 Bioconversion of agricultural wastes into proteinaceous animal feed |
| 06/26/1985 | EP0146526A1 Process for the production of organic substances or hydrolysates from sewage sludges to obtain substrates for use in the bio industry |
| 06/26/1985 | EP0145806A1 Environmentally safe process for disposing of toxic inorganic CN-containing sludge |
| 06/26/1985 | EP0145792A1 Anaerobic digestion of organic waste for biogas production |
| 06/25/1985 | US4525283 Process for the decontamination of effluents |
| 06/25/1985 | US4525281 An amino functional silicone emulsion with sulfonic acid or quaternary ammonium surfactants |
| 06/20/1985 | WO1985002606A1 Chemical reformer |
| 06/19/1985 | EP0145700A1 Process and apparatus for the production of hydrolysates from sewage sludges, organic substances or wastes to obtain substances for use in the biotechnology |
| 06/12/1985 | EP0144279A1 Staged anaerobic reactor |
| 06/11/1985 | US4522721 Fermentation by anaerobic bacteria |
| 06/11/1985 | CA1188829A1 Process and installation for the treatments of sludge issued from a wastewater purification plant |
| 06/05/1985 | EP0143392A1 Biological sludge hygienisation process |
| 06/04/1985 | US4521304 Apparatus for biodegrading organic waste |
| 05/29/1985 | EP0142873A1 Process and apparatus for anaerobic fermentation of solid wastes in water in two phases |
| 05/21/1985 | US4518508 Cement, absorber clay, silicate |
| 05/21/1985 | US4518507 Cores, tubes, membranes |
| 05/21/1985 | US4518458 Process for removing light oil from solids |
| 05/14/1985 | CA1187215A1 Process for recovering and recycling coagulant present in water treatment sludges |
| 05/14/1985 | CA1187021A1 Method for the safe removal of acid sludge obtained from petroleum fractions, and for its conversion particularly into solid fuel |
| 05/08/1985 | EP0140811A2 Processes and apparatus for the conversion of sludges |
| 05/07/1985 | CA1186822A1 Sludge treatment or dewatering process |
| 04/30/1985 | US4514297 Anaerobic digestion of organic sludge-methane production |
| 04/24/1985 | EP0138363A2 Single pass mud rejuvenation apparatus and method |
| 04/17/1985 | EP0137054A1 Process for the preparation of a leaching-resistant solidification product of harmful waste sludges and cement |
| 04/16/1985 | US4511549 Process for the elimination of waste water produced upon the desulfurization of coking oven gas by means of wash solution containing organic oxygen-carrier, with simultaneous recovery of elemental sulfur |
| 04/09/1985 | US4510243 Anaerobic digestion process of wastes containing cellulose |
| 04/09/1985 | US4509696 Method for treating liquid and semi-solid organic waste materials |
| 03/28/1985 | WO1985001282A1 Anaerobic fermenter |
| 03/27/1985 | EP0135486A1 Method of controlling an anaerobic treatment process |
| 03/27/1985 | EP0135144A1 Liquid gas injection system for wet oxidation vessel |
| 03/26/1985 | US4507208 Process for handling waste from oil well operations |
| 03/26/1985 | US4507127 System for recovering resources from sludge |
| 03/20/1985 | EP0134766A1 Method of treating peroxide-containing wastewater |
| 03/20/1985 | EP0134354A1 Method and apparatus for treating polychlorinated biphenyl contaminated sludge |
| 03/19/1985 | US4505819 Fluidized bed |
| 03/13/1985 | EP0020678B1 Method for sewage treatment with bacteria |
| 03/12/1985 | US4504394 Process for the treatment of organic fall-out products |
| 03/12/1985 | US4504151 Apparatus for the treatment of waste sludge |
| 03/05/1985 | US4503154 Methane and fertilizer |
| 03/05/1985 | CA1183386A1 Process for separating and recovering organic and inorganic matter from waste material |
| 02/26/1985 | US4501446 Removal of fine-grained sediments from water bodies |
| 02/19/1985 | US4500428 Dewatering, oxidizing and acidification followed by exposure to ozone and air |
| 02/12/1985 | US4498855 Apparatus for the treatment of animal excrements and sewage sludges |
| 02/12/1985 | CA1182419A1 Oil sludge conditioning process and equipment |
| 02/12/1985 | CA1182418A1 Dewatering of petroleum-containing sludges with recovery of the oil component |
| 01/31/1985 | WO1985000355A1 Method and apparatus for on site treatment of waste water with radiation activated fluid |
| 01/31/1985 | WO1985000354A1 Process and apparatus for handling waste from oil well operations |
| 01/29/1985 | CA1181875A1 Portable waste processing unit |
| 01/23/1985 | EP0132224A1 Bubble column reactor for gas-liquid exchange reactions |
| 01/22/1985 | US4494975 Composing compositions |
| 01/22/1985 | CA1181287A1 Process for utilizing low calorific value off-gases and simultaneous deodorization thereof |
| 01/16/1985 | EP0131116A1 Method and apparatus for the thermal disposal of salt and organically laden liquids |
| 01/15/1985 | US4493770 Method and system of generating heat by biological decomposition of organic refuse |
| 01/15/1985 | CA1180952A1 Method for melting and treating waste |
| 01/09/1985 | EP0130854A2 Method of solidifying highly acid or alkaline liquid waste |
| 01/09/1985 | EP0130580A2 Process for gasifying waste liquids containing organic components, and shaft furnace for carrying out the process |