Patents for C02F 1 - Treatment of water, waste water, or sewage (145,124) |
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04/20/1976 | US3951807 Magnet |
04/20/1976 | US3951803 Marine sewage disposal device |
04/20/1976 | US3951802 Water softener |
04/20/1976 | US3951799 Filtration process |
04/20/1976 | US3951798 Container filter combination |
04/20/1976 | US3951797 Photooxidative destruction of organic wastes |
04/20/1976 | US3951792 Polyvinyl pyrrolidone and polyethylenimine as flocculants |
04/20/1976 | US3951791 Method for treating fouled water |
04/20/1976 | US3951790 Thiuram polysulfide heavy metal remover |
04/20/1976 | US3951753 Method and apparatus for the conversion of an aqueous scale-formed liquid |
04/20/1976 | US3951752 Method and apparatus for converting saline water to fresh water |
04/20/1976 | US3951198 Apparatus and method for recovering pure water from natural sources and industrial polluted waste sources |
04/13/1976 | US3950490 Process for the treatment of carburizing salt wastes |
04/13/1976 | US3950296 Yarn sizing, coatings |
04/13/1976 | US3950253 Domestic water filtration apparatus |
04/13/1976 | US3950250 Apparatus for purification of industrial waste water |
04/13/1976 | US3950249 Sanitary waste treatment plant |
04/06/1976 | US3949086 Antifungal or antibacterial composition and method |
04/06/1976 | US3949061 Process for oxidizing hydrocyanic acid to cyanogen |
04/06/1976 | US3949052 Process for the treatment of carburizing salt wastes |
04/06/1976 | US3948867 Process for polymerizing acrylic acid with inhibitor and retarder present and the use of resultant polyacrylic acids |
04/06/1976 | US3948863 Solid, water-insoluble polypeptides having ionizable side chains |
04/06/1976 | US3948853 Chlorinated resin intended for water treatment |
04/06/1976 | US3948808 Metal promoter |
04/06/1976 | US3948791 Ion exchanger and method for the production thereof |
04/06/1976 | US3948774 Water purification process and apparatus |
04/06/1976 | US3948772 Split stream ultraviolet purification device |
04/06/1976 | US3948769 Ligand exchange process for removal of ammonia |
03/30/1976 | US3947581 Synergistic compositions containing 1,3-dichloroacetone oxime acetate and specific isothiazolin-3-one compounds and their use |
03/30/1976 | US3947396 Coacervation of anion-containing aqueous disperse systems with amphoteric polyelectrolytes |
03/30/1976 | US3947374 Substituted halotriazines as peroxygen bleach activators |
03/30/1976 | US3947354 By forming metal-polyelectrolyte complex |
03/30/1976 | US3947353 Water purification process |
03/30/1976 | US3947350 Process of preparing sewage sludge for dewatering |
03/30/1976 | US3947327 Process and apparatus for recovering clean water from aqueous wastes |
03/30/1976 | US3947248 Clarification of aqueous waste streams containing dispersed dyes |
03/30/1976 | US3946679 Method and apparatus for treating a continuous flow of fluid waste products and other materials |
03/23/1976 | US3945996 Antimicrobial activity for industrial water systems |
03/23/1976 | US3945919 Process for the environmentally favorable destruction of solid and/or liquid cyanide waste |
03/23/1976 | US3945918 Methods and apparatus for treating a liquid with a gas |
03/23/1976 | US3945917 Decolorizing method for waste kraft paper mill effluents |
03/23/1976 | US3945905 Brushes to sweep inner surface of cathode |
03/23/1976 | US3945900 Polymeric anisotropic membrane, nonfouling |
03/23/1976 | US3945892 Electrochemical process and apparatus including means for equalizing pressure across the ion-permeable wall |
03/16/1976 | US3944687 Method of preparing purifying agents consisting of activated siliceous porous mineral substances |
03/16/1976 | US3944487 Catalytic filtering-incinerating process and device for waste water |
03/16/1976 | US3944478 Electrolytic drainage treating apparatus |
03/16/1976 | US3944415 Removing heavy metal ions from water |
03/16/1976 | US3943955 Stabilization of waste material |
03/09/1976 | US3943261 Process for water disinfection and carbonation |
03/09/1976 | US3943255 Alkyl polymaine microbiocides |
03/09/1976 | US3943232 Process for the defluorination of dilute fluorine containing aqueous acid solutions |
03/09/1976 | US3943114 Polymers of N-aminoalkyl acrylamides |
03/09/1976 | US3943044 Method for treating sewage water |
03/09/1976 | US3942970 Process for treating sewage sludge and fertilizer products thereof |
03/02/1976 | US3942018 Production of ultra-violet radiation |
03/02/1976 | US3941739 Flowable flocculants for water treatment |
03/02/1976 | US3941704 Liquid conditioning and settling tanks |
03/02/1976 | US3941700 Apparatus for magnetic treatment of a flowing liquid |
03/02/1976 | US3941696 Sterilization of holding tanks and toilet bowls by quaternary compounds |
03/02/1976 | US3941695 Water treatment |
03/02/1976 | US3941694 Aliphatic alcohol |
03/02/1976 | US3941677 Electrolytic regeneration cell |
03/02/1976 | US3941663 Multi-effect evaporator |
02/24/1976 | US3940337 Horizontal flow clarifier |
02/24/1976 | US3940334 Method for separating oil from water |
02/17/1976 | US3939280 To form animal feed, multistage |
02/17/1976 | US3939072 Apparatus for generating an oxidizing reagent for the treatment of polluted water |
02/17/1976 | US3939070 Method and installation for the treatment of waste water to form useful water |
02/17/1976 | US3938588 Deaerating feedwater heater |
02/10/1976 | US3937399 Jet action chemical feeding method |
02/10/1976 | US3937023 Waste and organic garbage disposal system without out-fall line or smoke stack |
02/03/1976 | US3936382 Fluid eductor |
02/03/1976 | US3936380 Means to counteract a clogging of drain pipes |
02/03/1976 | US3936376 Method for collecting scale formations in water pipes |
02/03/1976 | US3936375 Process for dewatering a proteinaceous, aqueous sludge and for removing and recovering precipitating agents from a precipitate containing proteinaceous substances |
02/03/1976 | US3936364 Apparatus and method for treatment of water oligodynamically |
01/27/1976 | US3935269 Copolymers of N-substituted aziridines and epoxides episulfides |
01/27/1976 | US3935188 Removal of hydrogen cyanide from acidic gases |
01/27/1976 | US3935103 Apparatus for separating low-density liquid from a relatively more dense liquid substantially immiscible therewith |
01/27/1976 | US3935101 Clarification process |
01/27/1976 | US3935100 Or ammonium sulfate |
01/27/1976 | US3935098 Adsorbent process for heavy metals |
01/27/1976 | US3935092 Purification of a chloride solution |
01/27/1976 | US3934599 Submerged multiport diffusers for cooling water discharge |
01/20/1976 | US3934025 Synergistic compositions containing n-alkyl (C12 40%, C14 -50%, C16 -10%)dimethyl benzyl ammonium chloride and their use as slimicides |
01/20/1976 | US3933812 Antimicrobial quaternary ammonium copolymers |
01/20/1976 | US3933717 Water soluble linear macroamine polymers and method of producing them |
01/20/1976 | US3933642 Flocculation apparatus |
01/20/1976 | US3933639 Apparatus for preparing beverages |
01/20/1976 | US3933635 Zinc smelter effluent, reductionchemical |
01/20/1976 | US3933634 With dust coal or lignite |
01/20/1976 | US3933632 Removal of immiscible fluids from water surfaces and lake beds |
01/20/1976 | US3933630 Purification of waste water containing phthalic esters |
01/20/1976 | US3933610 Desalination process by improved multistage electrodialysis |
01/20/1976 | US3933606 Electrolytic purification |
01/20/1976 | US3933600 Method and apparatus for desalinization of water |
01/20/1976 | US3933597 Multistage flash evaporator for producing soft water from a saline water |
01/20/1976 | US3933576 Evaporation chamber, heat exchanger, circulation pump |
01/20/1976 | US3933169 Jet action chemical feeding apparatus |