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Class Information
Number: 23/301
Name: Chemistry: physical processes > Physical processes > Crystallization > With added material > Seed
Description: Processes wherein the added material is seed crystals.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7520932 |
Method of analyzing carbon concentration in crystalline silicon |
Apr. 21, 2009 |
| 7438729 |
Fluid bed granulation process |
Oct. 21, 2008 |
| 7357835 |
Production of crystalline materials by using high intensity ultrasound |
Apr. 15, 2008 |
| 7270752 |
Process for purifying lactams |
Sep. 18, 2007 |
| 7011708 |
Heat transfer device |
Mar. 14, 2006 |
| 6881231 |
Reduction in mineral salt deposition |
Apr. 19, 2005 |
| 6855176 |
Emulsion crystallisation with recycle |
Feb. 15, 2005 |
| 6670036 |
Silicon seed crystal and method for producing silicon single crystal |
Dec. 30, 2003 |
| 6589906 |
Methods for producing oxides or composites thereof |
Jul. 8, 2003 |
| 6566490 |
Seeding crystals for the preparation of peptides or proteins |
May. 20, 2003 |
| 6478828 |
Process for the crystallization of an inorganic substance |
Nov. 12, 2002 |
| 6464736 |
Recrystallization process |
Oct. 15, 2002 |
| 6428583 |
Separation process |
Aug. 6, 2002 |
| 6383233 |
Separation process |
May. 7, 2002 |
| 6364914 |
Method of crystallization with the particle size distribution being controlled |
Apr. 2, 2002 |
| 6334878 |
Apparatus and method for crystallization |
Jan. 1, 2002 |
| 6315966 |
Crystallization process and device |
Nov. 13, 2001 |
| 6267789 |
Method for enriching raw salt |
Jul. 31, 2001 |
| 6251182 |
Susceptor for float-zone apparatus |
Jun. 26, 2001 |
| 6251358 |
Process for the preparation of sodium fluoride |
Jun. 26, 2001 |
| 6113657 |
Purification of caustic soda |
Sep. 5, 2000 |
| 6106794 |
Process for the preparation of sodium fluoride |
Aug. 22, 2000 |
| 6080210 |
Process for producing aluminum fluoride particles |
Jun. 27, 2000 |
| 5985165 |
Process for the purification of aluminum hydroxide and process for the surface treatment of aluminum plate utilizing the purification process |
Nov. 16, 1999 |
| 5879647 |
Method for the preparation of fine globular particles of yttrium oxide |
Mar. 9, 1999 |
| 5814231 |
Separation of liquid eutectic mixtures by crystallization on cold surfaces and apparatus for this purpose |
Sep. 29, 1998 |
| 5776864 |
Large single domain 123 material produced by seeding with single crystal rare earth barium copper oxide single crystals |
Jul. 7, 1998 |
| 5755975 |
Separation of substances from a liquid mixture by crystallization |
May. 26, 1998 |
| 5707406 |
Method of manufacturing aluminum fluoride anhydride |
Jan. 13, 1998 |
| 5690700 |
Process for the precipitation of aluminum trihydroxide from a supersaturated sodium aluminate solution |
Nov. 25, 1997 |
| 5575923 |
Salt basket for crystallizer and method of use in zero liquid discharge industrial facilities |
Nov. 19, 1996 |
| 5503641 |
Process and apparatus for preparing a potassium chloride mixture |
Apr. 2, 1996 |
| 5455018 |
Magnesium chloride particulates having unique morphology and olefin polymerization catalysts supported thereon |
Oct. 3, 1995 |
| 5445805 |
Large potassium bicarbonate crystals and process for the preparation thereof |
Aug. 29, 1995 |
| 5194243 |
Production of aluminum compound |
Mar. 16, 1993 |
| 5168096 |
Method for preparing an oriented and textured magnetic material |
Dec. 1, 1992 |
| 5163973 |
Process for producing low soda alumina |
Nov. 17, 1992 |
| 5158577 |
Process for precipitating alumina from Bayer process liquor |
Oct. 27, 1992 |
| 5123997 |
Plenum type crystal growth process |
Jun. 23, 1992 |
| 5102426 |
Process for precipitating alumina from bayer process liquor |
Apr. 7, 1992 |
| 5076853 |
Method and apparatus for the preparation of anhydrous crystalline dextrose |
Dec. 31, 1991 |
| 4931101 |
Method and installation for the preparation of anhydrous crystalline dextrose |
Jun. 5, 1990 |
| 4853066 |
Method for growing compound semiconductor crystal |
Aug. 1, 1989 |
| H560 |
Method of manufacturing dislocation and etch channel free quartz resonator blanks |
Dec. 6, 1988 |
| 4787985 |
Multi-stage purification unit process |
Nov. 29, 1988 |
| 4784715 |
Methods and apparatus for producing coherent or monolithic elements |
Nov. 15, 1988 |
| 4747917 |
Scale-free process for purifying concentrated alkali metal halide brines containing sulfate ions as an impurity |
May. 31, 1988 |
| 4747906 |
Process and apparatus for purifying silicon |
May. 31, 1988 |
| 4690809 |
Process for the preparation of asbestiform crystalline calcium sodium metaphosphate fibers |
Sep. 1, 1987 |
| 4666456 |
Process for the continuous partial crystallization and the separation of a liquid mixture |
May. 19, 1987 |
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