Patents for B01J 20 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof (48,616) |
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02/13/1979 | CA1048692A1 Method for preparation of ion exchangers by alkylation and hydroxyalkylation of polymeric hydrophylic anion exchangers |
02/07/1979 | EP0000625A1 Tobacco smoke filter element with alkali ferrate supported on granular material |
02/06/1979 | US4138020 Regeneration flow distribution device |
02/06/1979 | CA1048175A1 Phillipsite-gismondite for ammonia |
02/06/1979 | CA1047944A1 Aromatic hydrocarbon isomer separation process |
01/30/1979 | US4137154 Process for the removal of nitrogen compounds from various organic media |
01/30/1979 | US4137054 By adsorption on zeolites |
01/30/1979 | US4136699 Absorbent article with adhesive strip |
01/30/1979 | CA1047684A1 Manufacture of polymers of net-shaped structure |
01/30/1979 | CA1047411A1 Method and apparatus for purifying water of organic compounds not readily biodegradable |
01/23/1979 | US4136103 Microstructure, heat resistance, thixotropy in organic liquids |
01/23/1979 | US4135943 Novel selective adsorbents |
01/23/1979 | US4135892 Terpolymers of hydroxyalkyl acrylates or methacrylates, alkyl acrylates or methacrylates, and alkylene diacrylates or dimethacrylates |
01/23/1979 | CA1047179A1 Method for treatment of waste water containing organic pollutants |
01/16/1979 | US4134857 Use of tannic or gallic acid to produce low beverage soluble iron content filter aid |
01/16/1979 | CA1046693A1 Polycarbonates containing s-triazine compounds as linking members between two molecules of bis-hydroxy aromatic compounds |
01/16/1979 | CA1046506A1 Gel product for separation purposes and method of using the product for hydrophobic salting out adsorption |
01/16/1979 | CA1046481A1 Dehydrogenation of alkyl aromatic hydrocarbons |
01/16/1979 | CA1046451A1 Chromatography solid support |
01/11/1979 | WO1979000009A1 Method and apparatus for carrying out chemical and/or physical processes in a fluidized bed |
01/10/1979 | EP0000214A1 Process for the preparation of a solid carbon-containing material having a sorption capacity for metal ions. |
01/10/1979 | EP0000130A1 Silicate-type complexing agent for alkaline-earth ions and process for its preparation |
01/10/1979 | EP0000129A1 Method for the purification of clay suspensions and application of the obtained products |
01/09/1979 | US4133929 Ionically modified cellulose materials for removal of heavy metal ions |
01/09/1979 | US4133755 Dithiocarbamate sulfide compound, amorphous silica, and active carbon |
01/09/1979 | CA1046043A1 Deodorizer sheet material |
01/09/1979 | CA1045786A1 Process for the treatment of gas streams containing hydrogen cyanide |
01/02/1979 | US4132671 Extracting aggregation with oils, fats, waxes and distillation residues from gasification |
12/26/1978 | US4131573 Process for making lignin gels in bead form |
12/26/1978 | US4131542 Spray dried silica for chromatography |
12/26/1978 | CA1045291A1 Method for preparation of amphoteric ion exchangers with the hydrophilic polymeric matrix |
12/19/1978 | CA1044687A1 Enzyme carrier regeneration |
12/19/1978 | CA1044448A1 Liquid absorption devices |
12/12/1978 | CA1044214A1 Synthesis of zeolites |
12/05/1978 | US4128619 Process for desulfurization using particulate zinc oxide shapes of high surface area and improved strength |
12/05/1978 | US4128513 Black, thermoset foam |
12/05/1978 | CA1043542A1 Process for the selective removal of hydrogen sulfide from hot gases |
11/28/1978 | US4127503 Metal halide coated metal powder |
11/28/1978 | US4127500 Fibrous material for emulsion breaker and method for manufacturing it |
11/21/1978 | US4126433 Method of and apparatus for removing aerosols of hydrocarbons from a gas stream |
11/14/1978 | US4125492 Affinity chromatography of vibrio cholerae enterotoxin-ganglioside polysaccharide and the biological effects of ganglioside-containing soluble polymers |
11/14/1978 | US4125482 Drying, mixing with sodium hydroxide, roasting, water washing |
11/14/1978 | US4125457 Process of treating lubricating oils with acidified sorbent |
11/14/1978 | CA1042596A1 Method for preparation of anion exchangers by substitution of hydraulic polymeric gels |
11/14/1978 | CA1042364A1 Method for the removal of sulfur dioxide from gas mixtures |
11/07/1978 | US4124699 Alumina-based bodies with large pores, produced by agglomeration |
11/07/1978 | US4124529 Carbonaceous adsorbents and process for making same |
11/07/1978 | US4124528 Process for regenerating adsorbents with supercritical fluids |
11/07/1978 | US4123931 Method for uniformly coating liquid phases on glass beads and applications thereof |
11/07/1978 | CA1042135A1 Method for the adsorption of sulfur dioxide |
10/31/1978 | US4123390 Molecular sieves |
10/31/1978 | US4123381 Process for producing cellulose microcapsules, and resulting cellulose microcapsules |
10/31/1978 | CA1041274A1 Process for the preparation of acceptors |
10/24/1978 | US4122041 Freezing polysilicic acid |
10/24/1978 | CA1040837A1 Process for the recovery of group 1-b metal halides from bimetallic salt complexes |
10/19/1978 | WO1978000001A1 Low temperature synthesis of vitreous bodies and their intermediates |
10/17/1978 | US4120943 Mixing alkali aluminate and halohydrin, heating |
10/17/1978 | US4120782 Method for improving the treating capacity of a clay sorbent |
10/17/1978 | US4120781 Process for reducing the level of radioactivity of a stream of light hydrocarbons |
10/17/1978 | US4120644 Apparatus for regeneration of spent active carbon |
10/17/1978 | CA1040387A1 Process for the purification of gas streams |
10/10/1978 | CA1040219A1 Alumina-zeolite composite adsorbents for refrigerants |
10/10/1978 | CA1040187A1 Method of preparing a crystalline aluminosilicate zeolite |
10/03/1978 | US4118347 Filler for liquid chromatography |
10/03/1978 | US4118336 Adsorber; from hydrolyzed cellulose esters semipermeable barrier layer |
10/03/1978 | US4118316 Controlled porosity; for molecular size separations of cationic polymers |
10/03/1978 | CA1039747A1 Process for improving the colour and storage properties of edible glyceride oils |
09/26/1978 | US4117184 Absorbent films and laminates |
09/19/1978 | US4115317 Multiple hearth furnaces, burning |
09/19/1978 | US4115261 Adsorber resins |
09/19/1978 | CA1038850A1 Method for producing open framework zeolites |
09/19/1978 | CA1038849A1 Zeolite |
09/19/1978 | CA1038554A1 Absorptive structure having improved surface dryness and improved resistance to rewetting in-use |
09/12/1978 | US4113839 Nitrogen oxides removal method |
09/12/1978 | CA1038134A1 Aluminum halohydrates |
09/05/1978 | US4112185 Polyamine-epoxide crosslinked polymer |
09/05/1978 | US4112129 Diatomite, calcium silicate, magnesium silicate |
09/05/1978 | US4111859 Method of preparation of ion exchangers by alkylation and hydroxyalkylation of polymeric hydrophilic anion exchangers |
09/05/1978 | US4111838 Composition for chromatography |
09/05/1978 | CA1037669A1 Compacted calcium chloride particulate |
08/29/1978 | US4110344 Adsorbent for polynuclear aromatic compounds |
08/29/1978 | US4110164 Adsorbed enzymes |
08/22/1978 | US4109078 Nucleosides, sorbents for separations |
08/22/1978 | US4108971 Method of manufacture of spherical alumina particles |
08/22/1978 | US4108969 Process for the removal of SO2 from a stack gas, absorptive medium for use in process and process for preparing the absorptive medium |
08/22/1978 | US4108959 Process for treating a waste gas |
08/22/1978 | US4108804 Process for preparation of chromatography solid supports comprising a nucleic acid base-epoxy group containing porous gel |
08/22/1978 | CA1037017A1 Olefin hydration catalyst |
08/22/1978 | CA1037016A1 Oxygen-consuming composition |
08/22/1978 | CA1036957A1 Process for the purification of cyanogen chloride |
08/15/1978 | CA1036719A1 Method of separation of fission and corrosion products and of corresponding isotopes from liquid waste |
08/15/1978 | CA1036575A1 Nitrohumic acid-containing adsorbents and process for producing same |
08/15/1978 | CA1036574A1 Zeolite rho |
08/08/1978 | US4105588 Metals supported on a carrier |
08/08/1978 | US4105576 Citric acid, expanded perlite, flour, fumed silica, dye and water |
08/08/1978 | US4105426 Silica, refractory metal oxides |
08/01/1978 | US4104363 Method for preparation of perfectly spherical particles of silicagel with controlled size and controlled pore dimensions |
08/01/1978 | US4104208 Process for preparation of hard and porous polyvinylalcohol gels |
08/01/1978 | US4104192 Oxygen absorbent |
08/01/1978 | US4104154 Containing a platinum group metal |