Patents for B01D 1 - Evaporating (11,580)
08/1990
08/29/1990CN2061076U Vacuum film evaporating machine
08/29/1990CN1044910A Down-flowing film concentrator
08/23/1990WO1990009220A1 Falling film condenser
08/22/1990CN2060686U High efficiency and power saving wave reducing device
08/16/1990DE3904357A1 Distributor apparatus for falling-film evaporators
08/14/1990US4947983 Distilling apparatus
08/14/1990US4947790 Arrangement for producing a gas flow which is enriched with the vapor of a low-volatile substance
08/09/1990WO1990008535A1 Method for vesicle formation
08/09/1990DE3902370A1 Mechanical device for distillation apparatuses for preventing boiling delays and sprays
08/07/1990US4946559 Removal of dissolved volatile impurities from liquid
08/02/1990DE3902152A1 Device for purifying waste water, in particular protein-containing waste water
08/01/1990EP0380275A2 Production of detergent compositions by spray drying
08/01/1990EP0379958A1 Vacuum drying method
07/1990
07/31/1990US4944839 Interstage liquor heater for plate type falling film evaporators
07/26/1990WO1990007964A1 Distillation apparatus with combined manifold/support assembly
07/25/1990EP0378946A1 Process for cooling and drying warm humid air and installation for carrying out this process
07/25/1990EP0378578A1 Apparatus and process for the detoxification of hazardous waste.
07/24/1990US4943352 Filters, evaporator plate and head, heater
07/19/1990DE4000311A1 Reconditioning of hides preservative salts - by heating in retort and stirring to vaporise or carbonise liq. and/or solid contaminants
07/18/1990EP0378498A1 Process and spray drying apparatus for producing stable particle agglomerates
07/12/1990WO1990007366A1 High capacity multicomponent liquid vaporizer
07/11/1990EP0376971A1 Process and installation for recovering reusable gas from waste through pyrolysis.
07/10/1990US4940134 Treating used photographic solutions, evaporation, condensation
07/03/1990US4938868 Vaporization, spiral condenser
07/03/1990US4938846 Evaporation of water
07/03/1990CA1271123A1 Dryer and drying method
06/1990
06/30/1990CA2000815A1 High capacity multicomponent liquid vaporizer
06/28/1990WO1990007092A1 Apparatus for separating contaminants from refrigerant
06/27/1990EP0375587A2 Method and apparatus for cyclic distillation
06/26/1990CA1270620A1 Spheroidal alkali metal polyphosphates of low apparent density, and process and apparatus for making them
06/20/1990EP0373772A1 Structure for effecting gas-liquid contact and part thereof
06/20/1990CN1043094A Structure for effective gas-liquid contact and part thereof
06/19/1990US4935171 Evaporation of solvent, in situ hydration
06/19/1990CA2005805A1 Apparatus for separating contaminants from refrigerant
06/12/1990US4933046 Water purifying system
06/06/1990EP0371211A2 Process for the production of homogeneous finely divided ceramic powders
06/06/1990CN1042665A 真空结晶器 Vacuum crystallizer
06/05/1990CA1269828A1 Spray drying apparatus and method
05/1990
05/31/1990WO1990005571A1 Dry cleaning solvent filtration and recovery system
05/31/1990DE3840024A1 Air vaporiser, in particular pressure-booster vaporiser for reservoirs for cryogenic liquified gases
05/30/1990EP0370611A2 Ethane recovery system
05/23/1990EP0232313B1 Energy conserving process for drying a clay slurry
05/22/1990US4927500 Waste oil purifying apparatus
05/15/1990US4925526 Tube-type evaporator
05/15/1990US4924936 Multiple, parallel packed column vaporizer
05/15/1990CA1269038A1 Piggy back evaporator for maple syrup evaporator apparatus or the like
05/09/1990EP0367346A1 Distributor casing for heat exchangers with corrosion-proof lining
05/08/1990CA1268779A1 Isolation process
05/03/1990DE3837081A1 Process for taking off distillate in a sufficiently hot state in multistage distillation apparatuses
05/02/1990EP0366019A1 Partial vaporizer
04/1990
04/25/1990EP0365060A1 Method and apparatus to concentrate solutions
04/18/1990EP0363838A2 Method and apparatus for obtaining pure water and products dissolved in water
04/18/1990EP0363371A1 Liquid evaporating apparatus.
04/17/1990US4917771 Distilling apparatus
04/17/1990US4917770 Distillation apparatus
04/11/1990CN1041111A Multifunctional evaporating equipment and liquid level controlling method
04/11/1990CN1041110A Gas-carrying film concentrator
04/10/1990US4915792 Distillation, heat exchange, efficiency
04/10/1990US4915733 Agglomerated metal composite powders
04/08/1990CA2000230A1 Process and apparatus for purifying water and recovering substances dissolved in water
04/03/1990US4913777 Fluorocarbon coated rotor
03/1990
03/28/1990CN1007319B Spray drying method and device
03/27/1990US4911845 Process and apparatus for separation of volatile components
03/27/1990CA1267139A1 Dry polymers
03/22/1990WO1990002914A1 Spray drying apparatus
03/22/1990DE3831221A1 Vacuum distillation unit with an electrically controlled bypass between concentrate pump pressure line and vacuum distillation vessel
03/21/1990EP0359432A2 Devolatilization of liquid composition containing polymer and volatile constituents
03/20/1990US4910008 Gas-gas phase contactor
03/14/1990CN2054365U Floating-ball double-valve type automatic distillers' grains-discharging unit
03/14/1990CN1007148B Method and equipment for preparing high concn. alkali
03/13/1990US4908051 Axial swirl device for a contact and separation member
03/08/1990WO1990001977A1 A distillation apparatus
03/07/1990EP0356537A1 Falling film evaporator arrangement
03/07/1990CN1040263A Apparatus and process for generating steam from wet fuel
03/07/1990CN1040151A Short-path vacuum distillation separation equipment
02/1990
02/22/1990WO1990001663A1 A process and an apparatus for drying wet fuel
02/22/1990DE3828317A1 Falling-film evaporator
02/14/1990EP0354243A1 Process for concentrating and purifying alchohol
02/14/1990CN2052682U External flow and free droping membrance plate type evaporator
02/07/1990EP0268583B1 Still and distillation process
01/1990
01/31/1990EP0353215A2 Purification of alkyl glyoxylate
01/31/1990EP0352727A2 Process for the devolatilization of polymer solutions
01/30/1990US4897157 Make-up liquor and black liquor evaporating processing during pulp production
01/30/1990US4896436 Spray drying process and apparatus therefor
01/30/1990CA1265289A1 Method and apparatus for devolatilizing polymer solutions
01/17/1990EP0351143A2 Evaporating and cooling liquid
01/17/1990CN2051128U Automatic power on-off device for distiller
01/17/1990CN1038774A Method and apparatus for evaporation of liquids
01/16/1990US4894123 High efficiency water distiller
01/11/1990WO1990000243A1 Condenser/evaporator
01/10/1990EP0350217A2 Solvent recovery
01/10/1990CN1038589A Distillation apparatus and method
01/09/1990US4892932 Method for spray drying polymer emulsions and solutions
01/09/1990US4892910 Polymer powders of low fines content and method for making the same by spray drying
01/02/1990US4891116 Method and apparatus for electrochemically decomposing inorganic materials contained in an aqueous radioactive waste solution
12/1989
12/28/1989DE3844566A1 Process and apparatus for separating solvents and oils
12/27/1989EP0347605A2 Process and apparatus for separating solvent from oil
12/20/1989EP0347244A2 Distillation apparatus and method
12/20/1989CN1038029A Method and device for removing liquid from mixture of solids and liquids
12/19/1989US4888442 Reduction of free monomer in isocyanate adducts