Patents for B01D 7 - Sublimation (732)
01/1980
01/01/1980US4181508 Countercurrent heat exchanger
12/1979
12/11/1979CA1067677A1 Aluminum chloride product and method of preparation
11/1979
11/27/1979US4175334 Method of and apparatus for freeze-drying previously frozen products
11/27/1979CA1066871A1 Recovery of solid selectively constituted high purity aluminum chloride from gaseous effluent
11/06/1979CA1065583A1 Finned tube heat exchanger used as a desublimator for isolating sublimation, products, especially phthalic anhydride, from reaction gases
10/1979
10/09/1979CA1063779A1 Apparatus for separating a sublimation product from a gas
08/1979
08/14/1979CA1060184A1 Method for reducing molybdenum trioxide content of cases issuing from reactors containing molybdenum-based catalysts
05/1979
05/30/1979EP0002095A1 Process for the fractional desublimation of dianhydride of 1,2,4,5-benzenetetracarboxylic acid
01/1979
01/30/1979CA1047233A1 Gas mixer for sublimation purposes
11/1978
11/28/1978US4127163 Freezer-sublimer for gaseous diffusion plant
11/21/1978US4126425 Gas mixer for sublimation purposes
11/07/1978US4124682 Method of producing high purity aluminum chloride
10/1978
10/31/1978US4123498 Process for separating fission product molybdenum from an irradiated target material
08/1978
08/22/1978US4108968 Control of purity and particle size in production of aluminum chloride
03/1978
03/21/1978US4080182 Apparatus for condensing vapors of subliming substances
01/1978
01/24/1978US4070448 Method of producing high purity aluminum chloride
01/03/1978US4066424 Selectively recovering metal chlorides from gaseous effluent
12/1977
12/13/1977US4062871 Applying heat to external surface of separator
11/1977
11/29/1977US4060391 Apparatus for precipitating and separating a material in a solid form from a gaseous mixture
10/1977
10/25/1977US4055397 Apparatus for separating a sublimation product from a gas
07/1977
07/19/1977US4036594 Apparatus for recovering higher melting organic materials via fractional sublimation
06/1977
06/14/1977US4029750 Solid particulate lobular AlCl3
06/14/1977US4029636 Method for reducing molybdenum trioxide content of gases issuing from reactors containing molybdenum-based catalysts
01/1977
01/11/1977US4002880 Evaporation source
01/11/1977US4002198 Finned tube heat exchanger used as a desublimator for isolating sublimation products, especially phthalic anhydride, from reaction gases
01/04/1977US4001434 Using beta-1,4-glucan
11/1976
11/16/1976US3992159 Process for purification by cryogenic sublimation
06/1976
06/08/1976US3961665 Apparatus for separating a product of sublimation from a gas
05/1976
05/11/1976US3956455 Recovery of solid selectively constituted high purity aluminum chloride from hot gaseous effluent
04/1976
04/27/1976US3953528 Process for sublimation purification of crude hydroquinone with stirred and fluidized bed
01/1976
01/27/1976US3935293 Method for the manufacture of metallic chlorides
01/06/1976US3930800 Fluidized bed desubliming apparatus for recovery of aluminum chloride
1 2 3 4 5 6 7 8