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Class Information
Number: 524/922
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Flocculating, clarifying, or fining compositions
Description: Subject matter involving compositions suitable for flocculating, clarifying, or fining.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7514007 |
Use of water-soluble polymer complexes in aqueous systems |
Apr. 7, 2009 |
| 7252783 |
Treatment of suspensions |
Aug. 7, 2007 |
| 7141181 |
Composition comprising amphoteric polymeric flocculants |
Nov. 28, 2006 |
| 6805803 |
Process for flocculating suspensions |
Oct. 19, 2004 |
| 6627719 |
Cationic latex terpolymers for sludge dewatering |
Sep. 30, 2003 |
| 6623658 |
Additive for controlling secondary contaminates |
Sep. 23, 2003 |
| 6590031 |
Pressure sensitive adhesives |
Jul. 8, 2003 |
| 6511611 |
Compositions for reducing true color in waste liquids |
Jan. 28, 2003 |
| 6485651 |
Quick inverting liquid flocculant |
Nov. 26, 2002 |
| 6454961 |
Elixir for inducing high-speed settlement of precipitates |
Sep. 24, 2002 |
| 6432321 |
Elixir for inducing high-speed settlement of precipatates |
Aug. 13, 2002 |
| 6376561 |
Dewatering of aqueous suspensions |
Apr. 23, 2002 |
| 6365052 |
Very high molecular weight cationic dispersion polymers for dewatering animal farm wastewater |
Apr. 2, 2002 |
| 6210585 |
Fatty acid free latex polymer flocculants |
Apr. 3, 2001 |
| 6190575 |
Polymer electrolyte, a polymer aggregating agent prepared therefrom, and a disposal of waste water |
Feb. 20, 2001 |
| 6126837 |
Method for removing suspended particles using mannich-derived polyethers |
Oct. 3, 2000 |
| 6117938 |
Polymer blends for dewatering |
Sep. 12, 2000 |
| RE36780 |
Mannich acrylamide polymers |
Jul. 18, 2000 |
| 6086783 |
Polymer electrolyte, a polymer aggregating agent prepared therefrom, and a disposal of waste water |
Jul. 11, 2000 |
| 5962578 |
Poly(dialkylaminoalkyl (meth)acrylamide)-based superabsorbent gels |
Oct. 5, 1999 |
| 5914366 |
Multimodal emulsions and processes for preparing multimodal emulsions |
Jun. 22, 1999 |
| 5883181 |
Multimodal emulsions and processes for preparing multimodal emulsions |
Mar. 16, 1999 |
| 5879564 |
High performance polymer flocculating agents |
Mar. 9, 1999 |
| 5863982 |
Quaternized teriary aminomethyl acrylamide polymer microemulsions with improved performance |
Jan. 26, 1999 |
| 5763530 |
Stable emulsion blends and methods for their use |
Jun. 9, 1998 |
| 5763523 |
Stable emulsion blends and methods for their use |
Jun. 9, 1998 |
| 5725780 |
Method for using novel high solids polymer compositions as flocculation aids |
Mar. 10, 1998 |
| 5717023 |
Solid polymeric products and their use |
Feb. 10, 1998 |
| 5709880 |
Method of making tabletized ionene polymers |
Jan. 20, 1998 |
| 5670615 |
Quaternized tertiary aminomethyl acrylamide polymer microemulsions with improved performance |
Sep. 23, 1997 |
| 5643461 |
High performance dewatering aids |
Jul. 1, 1997 |
| 5635112 |
Hydrophobically-modified demulsifiers for oil-in-water systems |
Jun. 3, 1997 |
| 5529699 |
Water-soluble cationic copolymers and their use as flocculants |
Jun. 25, 1996 |
| 5405554 |
High performance dewatering aids |
Apr. 11, 1995 |
| 5340865 |
Cross-linked cationic polyermic microparticles |
Aug. 23, 1994 |
| 5326854 |
Flocculation process using lactam or vinyl sulfonate polymer |
Jul. 5, 1994 |
| 5283306 |
Hydrophobic polyelectrolytes used in removing color |
Feb. 1, 1994 |
| 5281340 |
Cationic polymer flocculating agents |
Jan. 25, 1994 |
| 5219914 |
Cospray washout resistant roof mastic |
Jun. 15, 1993 |
| 5152903 |
Cross-linked cationic polymeric microparticles |
Oct. 6, 1992 |
| 5132023 |
Emulsified mannich acrylamide polymers |
Jul. 21, 1992 |
| 5100951 |
Stable blends of cationic water-in-oil emulsion polymers and cationic aqueous solution polymers |
Mar. 31, 1992 |
| 5094759 |
Method of water treatment using 2,6-substituted aminopyridines and polymer derived therefrom |
Mar. 10, 1992 |
| 5093009 |
Process for purifying water using a polymer flocculating agent |
Mar. 3, 1992 |
| 4968435 |
Cross-linked cationic polymeric microparticles |
Nov. 6, 1990 |
| 4759856 |
Flocculation processes |
Jul. 26, 1988 |
| 4720346 |
Flocculation processes |
Jan. 19, 1988 |
| 4705640 |
Flocculants and processes for their preparation |
Nov. 10, 1987 |
| 4683066 |
Anionic flocculant for dewatering steel mill sludges |
Jul. 28, 1987 |
| 4668715 |
Rapid solubilization of dry polymers |
May. 26, 1987 |
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