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Patent Number Title Of Patent Date Issued
4790950 Aqueous alkali metal halogenite compositions containing a colorant stabilized by NH.sub.4 OH Dec. 13, 1988
4790949 Aqueous bleaching agent suspensions containing peroxycarboxylic acid, method for their preparati... Dec. 13, 1988
4790948 Lubricating oil containing dispersant viscosity index improver Dec. 13, 1988
4790947 Water treating in a vertical series coalescing flume Dec. 13, 1988
4790946 Process for the preparation of a disinfectant for water, such as drinking- or swimming-water Dec. 13, 1988
4790945 Removal of hydrogen selenide Dec. 13, 1988
4790944 Process and apparatus for the separation of foreign matter from a liquid by flotation Dec. 13, 1988
4790943 Renovation of used water from poultry processing plants Dec. 13, 1988
4790942 Filtration method and apparatus Dec. 13, 1988
4790941 Fluid decontamination system Dec. 13, 1988
4790940 Process for wastewater treatment Dec. 13, 1988
4790939 Method of improving SVI of mixed liquor in aeration tank Dec. 13, 1988
4790938 Filter for removing particulate matter from fluid within a movable body Dec. 13, 1988
4790937 Diaphragm and chamber device Dec. 13, 1988
4790936 Collapsable oil spillage recovery system Dec. 13, 1988
4790935 Filter leaf assembly with bonded spacer and sealer Dec. 13, 1988
4790934 Apparatus for filtering fluid medium Dec. 13, 1988
4790933 Dynamic filtration unit and process of use Dec. 13, 1988
4790932 N-alkyl and N-alkenyl aspartic acids as co-collectors for the flotation of non-sulfidic ores Dec. 13, 1988
4790931 Surfactant mixtures as collectors for the flotation of non-sulfidic ores Dec. 13, 1988
4790930 Two-step heterocyclic nitrogen extraction from petroleum oils Dec. 13, 1988
4790929 Hydrotreating process using porous mullite Dec. 13, 1988
4790928 Catalytic conversion over dehydroxylated zeolite Dec. 13, 1988
4790927 Process for simultaneous hydrotreating and hydrodewaxing of hydrocarbons Dec. 13, 1988
4790926 Dual and single audio disc box storage tray Dec. 13, 1988
4790925 Electrochemical gas sensor Dec. 13, 1988
4790924 Method of fabrication of air/fuel sensors based on electrochemical pumping and sensors made ther... Dec. 13, 1988
4790923 Liquid treating electrolytic cell Dec. 13, 1988
4790922 Temperable low emissivity and reflective windows Dec. 13, 1988
4790921 Planetary substrate carrier method and apparatus Dec. 13, 1988
4790920 Method for depositing an al.sub.2 O.sub.3 cap layer on an integrated circuit substrate Dec. 13, 1988
4790919 Process for preparation of electrophoresis gel material Dec. 13, 1988
4790918 Electrochemical ion exchange Dec. 13, 1988
4790917 Refining of lithium-containing aluminum scrap Dec. 13, 1988
4790916 One-unit photo-activated electrolyzer Dec. 13, 1988
4790915 Process for the electrolysis of alkali metal chloride solutions Dec. 13, 1988
4790914 Electrolysis process using concentric tube membrane electrolytic cell Dec. 13, 1988
4790913 Method for producing an Sn-based multilayer coated steel strip having improved corrosion resista... Dec. 13, 1988
4790912 Selective plating process for the electrolytic coating of circuit boards without an electroless ... Dec. 13, 1988
4790911 Solvent evaporator Dec. 13, 1988
4790910 Apparatus for extracting hydrocarbons from tar sands Dec. 13, 1988
4790909 Two-wire paper forming apparatus Dec. 13, 1988
4790908 Extended nip press belt guide and method Dec. 13, 1988
4790907 Synthetic fiber Dec. 13, 1988
4790906 Method for producing glass mat using glass having a relatively high alkali content Dec. 13, 1988
4790905 Process for the pulping of lignocellulose materials with alkali or alkaline earth metal hydroxid... Dec. 13, 1988
4790904 Plating evaporative recovery tank Dec. 13, 1988
4790903 Intermittent etching process Dec. 13, 1988
4790902 Method of producing conductor circuit boards Dec. 13, 1988
4790901 Laminating device for manufacturing identification cards Dec. 13, 1988
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