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Class Information
Number: 423/DIG.9
Name: Chemistry of inorganic compounds > Reaction techniques

Sub-classes under this class:

Class Number Class Name Patents
423/DIG.13 Catalyst contact 33
423/DIG.15 Comminution 33
423/DIG.16 Fluidization 135
423/DIG.11 High pressure 14
423/DIG.14 Ion exchange; chelation or liquid/liquid ion extraction 284
423/DIG.17 Microbiological reactions 155
423/DIG.12 Molten media 132
423/DIG.10 Plasma energized 40

Patents under this class:

Patent Number Title Of Patent Date Issued
7641890 Inorganic fine particle and method for producing the same using microchannel Jan. 5, 2010
6858381 Method and apparatus for forming silver halide emulsion particles and method for forming fine particles Feb. 22, 2005
6759027 Method and installation for carrying out a three phase chemical reaction under pressure Jul. 6, 2004
6221325 Process for controlling ammonia slip in the reduction of sulfur dioxide emission Apr. 24, 2001
6113874 Thermochemical regenerative heat recovery process Sep. 5, 2000
5985231 Catalytic carbon monoxide conversion with acceleration or gaseous feed Nov. 16, 1999
5969208 Method of making pollutant harmless and apparatus for conducting the method Oct. 19, 1999
5958360 Absorber for liquid redox processes Sep. 28, 1999
5427764 Methods of controlling flow of fluids reacting at supercritical conditions Jun. 27, 1995
5059407 Liquid carbon dioxide injection in exothermic chemical reactions Oct. 22, 1991
5055284 Method for producing amorphous aluminocarbonate compounds Oct. 8, 1991
4917873 Process and apparatus for cleaning hot gases Apr. 17, 1990
4910008 Gas-gas phase contactor Mar. 20, 1990
4889701 Process for oxidizing multivalent metals Dec. 26, 1989
4882140 Solid aluminum hydroxide compositions Nov. 21, 1989
4824646 Removing NOX from cryogenic systems Apr. 25, 1989
4774103 Method of reinforcing a ceramic body of silicon carbide Sep. 27, 1988
4762148 Apparatus and method for the generation and utilization of a spiral gas stream in a pipeline Aug. 9, 1988
4755270 Method of processing solutions Jul. 5, 1988
4595579 Process for initiating a reaction for the manufacture of synthetic hydrochloric acid Jun. 17, 1986
4526757 Pulsed flow vapor-liquid reactor Jul. 2, 1985
4525212 Decontamination of aluminum by chlorination Jun. 25, 1985
4499059 In-line injection of alkaline absorbant to remove H.sub.2 S Feb. 12, 1985
4385042 Continuous reaction/separation method for nucleated growth reactions May. 24, 1983
4333833 In-line disinfectant contactor Jun. 8, 1982
4306995 Method for separation of conversion catalysts from vapor-catalyst mixtures Dec. 22, 1981
4275040 Process for extracting titanium values from titaniferous bearing material Jun. 23, 1981
4234560 Process for treating a liquid with a gas and for preventing the phase separation of unreacted gas and liquid, in a circulatory reactor Nov. 18, 1980
4177249 Wet oxidation of sulphur and the capture of generated heat Dec. 4, 1979
4145398 Bauxite digestion by caustic alkali with improved heat transfer in tubular reactors Mar. 20, 1979
4017421 Wet combustion process Apr. 12, 1977
4005987 Process for drying moist materials, particularly crystalline solids containing water of hydration Feb. 1, 1977
3998714 System for pollution suppression Dec. 21, 1976

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