Patents for B01D 9 - Crystallisation (5,388)
02/1998
02/03/1998US5714571 Process for the crystallization of polyester resins
01/1998
01/29/1998WO1998003241A1 Salt purification facility
01/28/1998EP0820527A1 Method for recovery of xylose from solutions
01/28/1998EP0820276A1 Process for the preparation of respirable particles
01/28/1998CN1171771A Method for separation of paraxylene involving at least one high temp. crystallization stage and at least one clay treatment located upstream of adsorption area
01/28/1998CN1171770A Paraxylene separation process comprising at least two high temp crystallization stages
01/15/1998WO1998001204A1 Crystallization process and device
01/13/1998US5707406 Method of manufacturing aluminum fluoride anhydride
01/07/1998EP0663845B1 Dual jet crystallizer apparatus
01/07/1998CN1169711A Crystallization of adipic acid
12/1997
12/31/1997CN1169167A Improved crystallization apparatus and method
12/31/1997CN1168881A Recovery of catalyst systems from diaryl carbonate-containing reaction solutions by suspension crystallization
12/29/1997EP0707508B1 Process and device for the separation of substances by crystallization of molten material
12/23/1997US5700435 Heat exchanging; controlling pressure; withdrawal of mother liquor and molten crystals
12/17/1997CN1168128A Method for producing para-xylene by high-temp. crystallisation in at least one stage and partial crystal fusion
12/11/1997WO1997046526A1 Stable polymorphs of donepezil (1-benzyl-4-[(5,6-dimethoxy-1-indanon)-2-yl]methylpiperidine) hydrochloride and process for production
12/10/1997EP0811410A1 Method of and installation for the separation of a liquid mixture by fractionated crystallisation
12/05/1997CA2206757A1 A method and device for separating a substance from a liquid mixture by fractional crystallization
11/1997
11/26/1997EP0712326A4 Complexation-mediated crystal-forming reactions using complexing agents
11/26/1997CN1165808A Preparation of acrylic acid and esters
11/06/1997WO1997041271A1 Crystallization of sodium carbonates using alcohols
11/05/1997EP0804952A1 Process for the preparation of finely devided crystallisation products
11/05/1997EP0804394A1 Method for producing para-xylene by high-temperature crystallisation in at least one stage and partial crystal fusion
10/1997
10/28/1997US5682004 Apparatus for reduction of the grain size of crystalline explosive
10/22/1997EP0516758B1 Absorption vapor pressure enhancement process and its applications in high level refrigeration and separation processes
10/21/1997US5679824 Method of pulverizing aromatic phosphates
10/15/1997EP0801053A1 Recovery of catalyst components from diarylcarbonate containing reaction solutions by suspension cristallization
10/15/1997EP0800499A1 Paraxylene separation process comprising at least two high temperature crystallization stages
10/15/1997EP0800498A1 Method for the separation of paraxylene involving at least one high temperature crystallization stage and at least one clay treatment located upstream of the adsorption area
10/01/1997EP0797562A1 Crystallization of adipic acid
10/01/1997CN1161082A Orbital tube whip rod heat exchanger
09/1997
09/12/1997WO1997032644A1 Separation process
09/03/1997CN1035759C Powdered ammonium nitrate fuel explosive and its preparing process
09/02/1997US5663456 Crystals of bisphenol a with phenol, filtration of a slurry and washing a filter cake
08/1997
08/20/1997CN2259934Y Equipment for separating liquid from solid
08/13/1997EP0788561A1 Improved crystallization apparatus and method
08/12/1997US5656161 Salt basket for crystallizer and method of use in zero liquid discharge industrial facilities
07/1997
07/23/1997CN1154867A Crystalizing method
07/16/1997EP0784046A1 Process for production of acrylic acid and their esters
07/13/1997CA2194900A1 Preparation of acrylic acid and esters
07/10/1997WO1997024303A1 Method for purifying crystalline substance
07/10/1997WO1997024302A1 Method for purifying crystalline substance
07/10/1997CA2241571A1 Method for purifying crystalline substance
06/1997
06/25/1997EP0780497A1 Process and device for making crystals by levitation on gas film
06/11/1997CN1151329A Separation of substances from liquid mixture by crystallization
06/11/1997CN1035108C Light microporous ammonium nitrate mixture and its preparing process
06/10/1997US5637717 Mixing one mole of 2-amino-5-nitropyridine with between 0.3 and 2 moles of hydrogen halide in suitable solvent, allowing to crystallize, recovering
06/04/1997EP0776875A1 Crystallization method
06/04/1997EP0776357A1 Oil modification
05/1997
05/29/1997WO1997018879A1 A process for supercooling
05/14/1997EP0677181B1 Recovery of erythorbates from photographic solutions
05/13/1997US5629467 Process and apparatus for the separation of p-xylene in C8 aromatic hydrocarbons with a simulated moving bed adsorption and a crystallization
04/1997
04/30/1997CN1148516A Continuously self-cooling crystalizing technology
04/24/1997WO1997014777A1 Fat crystallisation method and apparatus therefor
04/23/1997EP0711334B1 Fractionation of triglyceride oils
04/23/1997CN1148046A Process for mfg. crystalline maltitol and crystalline mixture solid containing the same
04/22/1997US5623168 Reduction of the grain size of crystalline explosive
04/16/1997EP0672030B1 Process for preparing substantially pure enantiomers of phenylpropionic acids
04/16/1997CN1147517A Method of pulverizing aromatic phosphates
04/15/1997US5621125 Heating oil in solvent, adding crystallization modifying membrane lipid, cooling, separating
04/09/1997EP0766985A1 Process and device for the separation of liquid eutectic mixtures by crystallisation on cooling surfaces
04/09/1997EP0766984A1 Process for separating substances of a liquid mixture by crystallisation
04/09/1997CN1147237A Process and installation for targeted formation of germs or crystals
04/02/1997EP0765462A1 Orbital tube whip rod heat exchanger
03/1997
03/26/1997EP0764650A2 Method of pulverizing aromatic phosphates
03/19/1997CN2249633Y High performance sweeper for drug crystalline
03/12/1997EP0584127B1 Method and apparatus for the control of solidification in liquids
03/05/1997CN2248584Y Transmission chain for material mixer
02/1997
02/27/1997WO1997007121A1 Purification process
02/25/1997US5605054 Apparatus for reclaiming refrigerant
02/19/1997CN1034069C Process and device for separation of para-xylene from octa-arene by adsorption and crystallization with analogue movable bed
02/04/1997US5599969 Process of resolving phenylpropionic acids using α-methylbenzylamine
01/1997
01/29/1997EP0651741B1 Ng-monomethyl-l-arginine hydrochloride derivatives and process for their preparation
01/28/1997US5597036 Semiconductor packaging structure
01/22/1997EP0754169A1 Single temperature stage crystalization to recover paraxylene
01/22/1997EP0754167A1 Process and installation for the targeted formation of germs or crystals
01/14/1997US5593496 Slurry crystallization method using bubbles directed at a heat exchanger
01/07/1997US5591886 Process for the crystallizing L-α-aspartyl-L-phenylalanine methyl ester from the solution
01/01/1997CN1139390A Method of forming particles using a supercritical fluid, aerogel perticles formed thereby, and antiperspirants containing aerogel particles
12/1996
12/12/1996DE19520675A1 Crystallisation of organic fats
12/11/1996EP0746535A1 Chemicals crystallisation process
12/10/1996EP0754169A4 Single temperature stage crystalization to recover paraxylene
11/1996
11/28/1996DE19535017C1 Production of sugar seed crystals avoiding use of isopropanol and glycerine
11/26/1996US5578279 Dual jet crystallizer apparatus
11/19/1996US5575923 Salt basket for crystallizer and method of use in zero liquid discharge industrial facilities
11/19/1996US5575160 Freeze crystallization for the removal of water from a solution of dissolved solids
11/06/1996EP0741140A1 A process for manufacturing crystalline maltitol and crystalline mixture solid containing the same
11/06/1996EP0663845A4 Dual jet crystallizer apparatus.
11/06/1996CN1135186A Use of ultrasound for solidifying melts or supersaturated solutions on conveyor belt or receptacle drump
10/1996
10/17/1996WO1996032095A1 Process for the preparation of respirable particles
10/17/1996CA2217062A1 Process for the preparation of respirable particles
10/16/1996CN1133309A Process for crystallization of polyester resins
10/09/1996CN1132652A Method and apparatus for seperating substance from liquid mixture by fractional crystallisational cryst
10/02/1996CN1032912C Process for preparing light calcium carbonate in form of flake crystal
09/1996
09/11/1996EP0730893A1 Freeze crystallization concentration methods and apparatus
09/06/1996WO1996027029A1 Method for recovering an organic compound from solutions
09/06/1996WO1996027028A1 Method for recovery of xylose from solutions
09/06/1996WO1996026781A1 Method of controlling crystallization of organic compounds and solid-state component for controlling crystallization in said method
08/1996
08/28/1996EP0728508A1 Crystallizer
08/28/1996EP0728037A1 Method of forming particles using a supercritical fluid, aerogel particles formed thereby, and antiperspirants containing aerogel particles
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