| Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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| 05/24/1983 | US4385034 Apparatus for dissolving and dispensing soluble compounds |
| 05/24/1983 | US4384979 For cooling water injection, containing a thioglycolic acid-terminated acrylic acid polymer |
| 05/24/1983 | US4384959 Wet oxidation process utilizing dilution of oxygen |
| 05/24/1983 | US4384943 Fluid treatment |
| 05/24/1983 | CA1147011A1 Low-pressure vapour lamp, especially low-pressure mercury lamp, and irradiation unit fitted therewith |
| 05/24/1983 | CA1146972A1 Waste water treatment in the production of methacrylic acid |
| 05/24/1983 | CA1146929A1 Destruction method for the wet combustion of organics |
| 05/24/1983 | CA1146925A1 Adsorbent |
| 05/24/1983 | CA1146707A1 Swimming pool shock and pool maintenance composition |
| 05/18/1983 | EP0079308A1 Use of mono- and dibromodicyanomethane as a pesticide, and pesticides containing these compounds |
| 05/18/1983 | EP0079058A1 Reticulate electrode for recovery of metal ions and method for making |
| 05/18/1983 | EP0078904A2 Method and apparatus for recovering calcium chloride from spent absorbent liquid in exhaust gas desulfurization process |
| 05/17/1983 | US4383928 Treatment of water contaminated with dispersed resin |
| 05/17/1983 | US4383927 Recovery of oil from oily sludges |
| 05/17/1983 | US4383924 Ion exchange resin |
| 05/17/1983 | US4383920 Plurality of treatment tanks on trailer |
| 05/17/1983 | US4383901 Electrolysis, packing, direct current |
| 05/17/1983 | US4383892 Solar assist for the lifting, purification and storage of water |
| 05/17/1983 | US4383891 Device for desalting brackish water, and a conditioning method and device relating to said desalting device |
| 05/17/1983 | US4383847 Production of fluid fertilizer from phosphorus furnace waste stream |
| 05/17/1983 | CA1146677A1 Iron ore beneficiation by selective flocculation |
| 05/11/1983 | EP0078491A1 Mechanical conditioning and flocculation of liquids |
| 05/11/1983 | EP0007355B1 Process for disinfecting liquids and device for applying said process |
| 05/10/1983 | US4383104 Condensing a phenolic alkyl amine with phosphorous acid and formaldehyde; adding a phenol and an aldehyde; adsorbers; stability |
| 05/10/1983 | US4382873 Dispersant and biodegradant formulations for treating hydrocarbon-polluted waters |
| 05/10/1983 | US4382865 Treatment of reducible halohydrocarbon containing aqueous stream |
| 05/10/1983 | US4382864 Process for dewatering sludges |
| 05/10/1983 | US4382862 Bacteria-removing cartridge and preparatory process |
| 05/10/1983 | US4382852 Polyalkoxydiamines reacted with epihalohydrins |
| 05/10/1983 | CA1145964A1 2-chloro-4,6-diamino-s-triazines as algicides |
| 05/04/1983 | EP0078164A1 Separation of a mixture by the vacuum freezing vapor desublimation desublimate vaporization process |
| 05/04/1983 | EP0078154A2 Plasmids and cells for heterologous expression of metallothioneins and processes for producing and using the metallothionein |
| 05/04/1983 | EP0077978A1 Process for the fixation of impurities found in water |
| 05/03/1983 | US4382044 Water purification system employing ozone injection |
| 05/03/1983 | US4382001 Use of activated carbon for separation of ethanol from water |
| 05/03/1983 | CA1145867A1 Purification process for waste and/or industrial water containing hydrocarbons |
| 05/03/1983 | CA1145866A1 Sewage and waste water treatment |
| 05/03/1983 | CA1145648A1 Apparatus for converting hydraulic energy to electrical energy |
| 04/26/1983 | US4381240 Swimming pool water conditioning system |
| 04/26/1983 | US4381232 Multi-stage electrodialysis stack electrode reversal system and method of operation |
| 04/26/1983 | CA1145488A1 Water purification equipment |
| 04/26/1983 | CA1145486A1 System for the softening of water |
| 04/26/1983 | CA1145409A1 Method and apparatus for electronic control of infection |
| 04/20/1983 | EP0077208A1 Apparatus for intermittently dispensing a liquid additive into a flowing liquid stream |
| 04/20/1983 | EP0076898A1 Installation for the biological purification of water or waste water |
| 04/19/1983 | US4380590 Emulsion copolymer cation exchange resins |
| 04/19/1983 | US4380504 ψ-Emulsans |
| 04/19/1983 | CA1145013A1 Sewage effluent volume control for pressurized sewage disposal system |
| 04/19/1983 | CA1144856A1 Method of aquifer restoration |
| 04/14/1983 | WO1983001208A1 Method of breaking emulsions |
| 04/14/1983 | WO1983001206A1 Method of immobilizing organic contaminants and non-flowable matrix produced therefrom |
| 04/14/1983 | WO1983001205A1 Method of removing organic contaminants from aqueous compositions |
| 04/14/1983 | WO1983001204A1 Method of organic waste disposal |
| 04/13/1983 | EP0076683A1 Apparatus and method for controlling the pH of a continuous process stream |
| 04/13/1983 | EP0076537A1 A method for the anaerobic fermentation of waste water |
| 04/13/1983 | EP0076457A2 Process and apparatus for the regeneration of moist, powdery adsorbents |
| 04/12/1983 | US4379763 Waste water treatment by chelation-gelation |
| 04/12/1983 | US4379750 Fluid-solids contact device and improved fluid distributor |
| 04/12/1983 | CA1144512A1 After-treatment processes and apparatus especially for urea and ammonium nitrate plants |
| 04/06/1983 | EP0076227A2 Resins for removal of organo-sulfur compounds from organic or aqueous media |
| 04/06/1983 | EP0075882A2 Process for regenerating cleaning fluid |
| 04/06/1983 | EP0075804A2 Method and apparatus for mixing liquids |
| 04/06/1983 | EP0075662A1 Electrolytic cell for the manufacture of a hypochlorite solution |
| 04/06/1983 | EP0075566A1 Method for the preparation of moulded bodies for asepticizing water and aqueous solutions. |
| 04/05/1983 | US4379137 Disinfecting and preserving composition comprising a synergistic combination of a polymeric quaternary ammonium compound and a 3-isothiazolone compound |
| 04/05/1983 | US4379057 Method for the cyclic regeneration of water-softening systems and programmed water-softening system for applying the method |
| 04/05/1983 | CA1144140A1 Adsorbent |
| 04/05/1983 | CA1144110A1 Process and apparatus for separating solids from suspensions of influent |
| 04/05/1983 | CA1144085A1 Method of separating fluids by permeation |
| 04/05/1983 | CA1144082A1 Process for combined waste utilization and the clarification of waste water and a multi-stage filtration device for the performance of the process |
| 04/05/1983 | CA1144056A1 Continuous packed bed wash column |
| 04/05/1983 | CA1143926A1 Treatment of blast furnace off-gas |
| 03/31/1983 | WO1983001011A1 Liquid purification system |
| 03/30/1983 | EP0075384A1 Oil spill absorbing peat |
| 03/30/1983 | EP0075243A2 Process for regenerating aqueous degreasing and cleaning solutions |
| 03/29/1983 | US4378295 Depositing on particles in a fluidized bed |
| 03/29/1983 | US4378293 Water filter |
| 03/29/1983 | US4378291 High volume stationary skimmer |
| 03/29/1983 | US4378276 Fluid flows through negitive tubal electrode, then reverse, to separate solids |
| 03/29/1983 | EP0065983A4 Sewage treatment system. |
| 03/29/1983 | CA1143876A1 Treating effluent with peroxide and iron |
| 03/29/1983 | CA1143875A1 High efficiency filtration with impurity concentration and ultrafiltration rejection flow recirculation |
| 03/29/1983 | CA1143627A1 Method and apparatus for dispersing oil slicks |
| 03/23/1983 | EP0074776A2 Process of treating bio-sludge |
| 03/23/1983 | EP0074660A2 High molecular weight water soluble polymers |
| 03/23/1983 | EP0074530A1 Method and apparatus for separating matter from polluted water |
| 03/23/1983 | EP0074503A1 Process for the post-treatment of extraction residues of phosphoric-acid purification |
| 03/23/1983 | EP0074438A1 Apparatus and process for simultaneously dissipating industrial waste heat and removing dissolved solids from water |
| 03/22/1983 | US4377486 Acidification, oxidation to rupturing cellular structures |
| 03/22/1983 | US4377485 Apparatus and method for clarification of water using combined flotation and filtration processes |
| 03/22/1983 | US4377484 Method of chelating heavy metal ions |
| 03/22/1983 | US4377483 Method of removing dissolved heavy metals from aqueous waste liquids |
| 03/22/1983 | US4377398 Heat energized vapor adsorbent pump |
| 03/22/1983 | CA1143500A1 Cationic adsorption agent |
| 03/22/1983 | CA1143486A1 Control of activated sludge wastewater treating process for enhanced phosphorous removal |
| 03/22/1983 | CA1143359A1 Oil-containing waste water treating material consisting of modified active carbon |
| 03/22/1983 | CA1143332A1 Apparatus for use in the magnetic treatment of liquids |
| 03/22/1983 | CA1143331A1 Apparatus for electrochemical purification of contaminated liquids |
| 03/22/1983 | CA1143299A1 Method and apparatus for deaerating liquid |
| 03/22/1983 | CA1143243A1 Purification of flotation tailings water |