| Patents for B01D 7 - Sublimation (732) |
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| 08/26/1992 | EP0500122A1 Apparatus for preparing highly mixed compositions of powdered chemical compounds in predetermined quantities |
| 07/21/1992 | US5131634 Sublimer-reactor system with weighing means |
| 06/09/1992 | US5119640 Freeze-thaw air dryer |
| 04/01/1992 | EP0477813A1 Method of removing pollutants in the form of gases, vapours or aerosols from a gaseous effluent |
| 03/03/1992 | US5093103 Process for separating off poisonous volatile chemical compounds from a mixture of solid particles having a particle size of up to 200 microns |
| 08/28/1991 | CN1013641B Method and apparatus for treating process gases |
| 07/25/1991 | DE4001710A1 Removing condensable and sublimable cpds. from gases - by regenerating two=stage cooling, with intermediate mist removal, then warming to ambient temp. |
| 07/16/1991 | US5032143 Purification |
| 06/27/1991 | DE3941713A1 Compressed air cool-drying - uses auxiliary heat exchanger transferring heat from incoming feed gas to emerging dried gas |
| 05/29/1991 | CN2077740U 升华器 Sublimation device |
| 02/26/1991 | US4995945 Counter-current gas-liquid contacting device |
| 01/08/1991 | CA1278745C Gas-liquid contacting device |
| 08/14/1990 | US4947790 Arrangement for producing a gas flow which is enriched with the vapor of a low-volatile substance |
| 07/17/1990 | US4941916 Sublimation |
| 05/29/1990 | CA1269503A1 Method of recovering alkali chemicals from flue gases containing alkaline metal vapor |
| 05/23/1990 | EP0368861A1 Method and apparatus for treating process gases. |
| 05/15/1990 | US4925537 Process for separation of hafnium tetrachloride from zirconium tetrachloride and electrode |
| 05/15/1990 | US4925454 Gas flow, vapor deposition, heating, detaching; cone-shaped; catalysts |
| 04/03/1990 | US4913865 Heating, evaporation, and condensation under vacuum |
| 03/28/1990 | EP0359931A1 Process and apparatus for separating vaporous heavy metal compounds from a carrier gas |
| 03/28/1990 | EP0261116B1 Method of recovering alkaline chemicals from flue gases containing alkaline metal vapor |
| 01/03/1990 | CN2050344U Lifting equipment with discharge device |
| 11/14/1989 | US4880685 Pollution control, heat treatment |
| 11/07/1989 | CA1262613A1 Process and apparatus for fractional desublimation of vapor-phase solids from gas-vapor mixtures |
| 10/17/1989 | US4874409 Equipment for continuous separation of small particles and vapours of sublimable compounds |
| 09/19/1989 | US4867763 Process and equipment for the fractional desublimation of solids in vapor form from gas/vapor mixtures |
| 08/15/1989 | US4857155 Process of separation of hafnium from zirconium by molten salt electrolysis |
| 07/26/1989 | EP0325319A1 Method for producing a gas stream enriched with the vapour of a low-volatility substance |
| 07/26/1989 | EP0324986A1 Apparatus for the continuous separation of small particles and vapours of sublimable compounds |
| 07/26/1989 | EP0324812A1 Material-saving process for producing crystalline solid solutions |
| 05/03/1989 | EP0313902A1 Method for separating poisonous, volatile chemical compounds from mixtures of solid particles with a size smaller than 200 microns |
| 03/21/1989 | US4813978 Process for separating particles and apparatus for carrying out the process |
| 01/18/1989 | EP0299340A1 Method of removing heavy metal compounds from the filter dust from plants for the incineration of solid waste from plants for removing dust from smoke gases and from plants for gas purification |
| 01/12/1989 | WO1989000335A1 Material-saving process for producing crystalline solid solutions |
| 01/12/1989 | DE3721638A1 Materialsparendes verfahren zur herstellung von mischkristallen Material-saving process for preparing a mixed crystal |
| 12/13/1988 | CA1246325A1 Low temperature condensate adherence method and apparatus |
| 11/17/1988 | WO1988008741A1 Method and apparatus for treating process gases |
| 11/16/1988 | CN88102617A Method and apparatus for treating process gases |
| 09/29/1988 | DE3709219A1 Process for the desublimation of aluminium chloride in a fluidised bed |
| 09/27/1988 | US4773923 Process and apparatus for fractional desublimation of vapor-phase solids from gas-vapor mixtures |
| 08/23/1988 | US4765966 Uranium isotope separation; uniform heating and cooling |
| 08/17/1988 | EP0278805A1 Process for the condensation of aluminium chloride |
| 07/19/1988 | US4757772 Sand collection system |
| 07/19/1988 | US4757770 Condensate sand collection system |
| 07/13/1988 | EP0274037A1 Process and device for the separation of particles |
| 06/29/1988 | EP0272465A1 Process and device for the separation and/or reaction of particles |
| 06/08/1988 | EP0270395A1 Granulates of aluminium chloride, and process for obtaining them |
| 04/19/1988 | US4738835 Gasification, rapid cooling by contact with recirculated solid particles separated from gas |
| 03/30/1988 | EP0261116A1 Method of recovering alkaline chemicals from flue gases containing alkaline metal vapor. |
| 02/23/1988 | US4726967 Radiation heat exchanging of collector plates |
| 02/16/1988 | US4725291 Method of collecting pyromellitic anhydride |
| 10/13/1987 | US4698965 Hot gas source and fuel therefor |
| 08/12/1987 | EP0231981A1 Sublimation apparatus |
| 01/21/1987 | EP0209403A2 Process for preparing ultrafine particles of organic compounds |
| 12/04/1986 | WO1986007104A1 Method of recovering alkaline chemicals from flue gases containing alkaline metal vapor |
| 09/10/1986 | EP0063116B1 Apparatus for the recovery of vaporized phthalic anhydride from gas streams |
| 07/30/1986 | EP0188700A2 Method and device for the fractionated desublimation of vaporous solids from gas-vapor-mixtures |
| 02/11/1986 | US4569388 Apparatus for the treatment of a contaminated gas of elevated temperature |
| 10/15/1985 | US4546611 UF6 -Recovery process utilizing desublimation |
| 07/09/1985 | US4528006 Apparatus for the continuous desublimination of vapors of subliming substances |
| 06/18/1985 | CA1189014A1 Vacuum freezing process with multiple phase transformations of low pressure vapor |
| 03/19/1985 | US4505728 Vacuum freezing multiple phase transformation process and apparatus for use therein |
| 03/13/1985 | EP0133898A2 Low temperature condensate adherence method and apparatus |
| 12/25/1984 | US4489775 Desublimator for isolating sublimation products from reaction gases |
| 12/18/1984 | US4488904 Method and apparatus for retrieving metallic vapor in the liquid phase using pool of molten retrieving metal |
| 11/14/1984 | EP0124635A1 Method and apparatus for liquid metal collection from vapor using molten pool of collecting metal |
| 11/14/1984 | EP0124634A1 Method and apparatus for retrieving metallic vapor in the liquid phase using pool of molten retrieving metal |
| 10/23/1984 | US4478600 Condensation of gaseous aluminum chloride on fluidized bed of aluminum chloride particles |
| 05/29/1984 | US4451273 Distillative freezing process for separating volatile mixtures and apparatuses for use therein |
| 05/22/1984 | CA1167836A1 Desublimator for isolating sublimation products from reaction gases |
| 02/28/1984 | US4433558 Parallel contact distillative freezing process for separating volatile mixtures and apparatuses for use therein |
| 02/03/1984 | EP0063116A4 Apparatus for the recovery of vaporized phthalic anhydride from gas streams. |
| 12/13/1983 | US4420318 Melting, heat exchanging |
| 11/29/1983 | US4417909 Removing xenon and krypton from argon and nitrogen |
| 10/04/1983 | US4407488 Distillation and sublimation apparatus comprising a condenser |
| 07/05/1983 | US4391617 Heat exchanging, condensation |
| 06/15/1983 | EP0081474A2 Method and apparatus for treating substances by sublimation or evaporation |
| 05/04/1983 | EP0078164A1 Separation of a mixture by the vacuum freezing vapor desublimation desublimate vaporization process |
| 04/05/1983 | US4378984 Distillative freezing process for separating volatile mixtures |
| 10/27/1982 | EP0063116A1 Apparatus for the recovery of vaporized phthalic anhydride from gas streams. |
| 08/31/1982 | US4347060 Method for making antimony trioxide powder |
| 05/13/1982 | WO1982001476A1 Apparatus for the recovery of vaporized phthalic anhydride from gas streams |
| 04/01/1982 | WO1982000959A1 A method and an apparatus for the treatment of a contaminated gas of elevated temperature |
| 03/24/1982 | EP0048233A2 A method and an apparatus for the treatment of a contaminated gas of elevated temperature |
| 02/10/1982 | EP0045392A1 Desublimer for the recovery of sublimed products from reaction gases |
| 01/27/1982 | EP0044366A1 Distillative freezing process for separating close boiling mixtures |
| 12/08/1981 | CA1113685A1 Control of purity and particle size in production of aluminum chloride |
| 10/20/1981 | CA1110860A1 Frosting or fogging apparatus for hollow containers or bodies, particularly glasses |
| 05/27/1981 | EP0029029A1 Method and apparatus for actuating particles |
| 04/07/1981 | CA1098680A1 Method and apparatus for separating desublimatable components from gas mixtures |
| 02/24/1981 | US4252772 Heat-pipe exchanger system using air and waste gases for cyclically alternating condensation to solids and melting |
| 02/24/1981 | US4252545 Process for the fractional desublimation of pyromellitic acid dianhydride |
| 12/09/1980 | US4237697 Apparatus for icing or freezing or frosting containers or hollow bodies, more particularly drinking-glasses |
| 12/02/1980 | CA1090738A1 Dispenser for vaporizable materials |
| 12/02/1980 | CA1090650A1 Concentrating aqueous solutions |
| 11/11/1980 | US4232598 Apparatus for the dearomatization of coffee oil |
| 10/07/1980 | CA1087017A1 Process for the lyophilization of a frozen product |
| 09/16/1980 | CA1085584A1 Process for selectively recovering metal chlorides from gaseous effluent |
| 07/10/1980 | WO1980001358A1 Method and apparatus for actuating particles |
| 06/10/1980 | US4207351 Water removal by hydrate formation |