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Class Information
Number: 530/506
Name: Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof > Lignins or derivatives > Heavy metal, aluminum, silicon or phosphorus containing
Description: Compounds which contain heavy metal (i.e., metals with a density greater than 4.0), aluminum, silicon, or phosphorus.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6593460 |
Method for grafting lignin, polymerizates produced according to the method and the utilization thereof |
Jul. 15, 2003 |
| RE37286 |
Method of cleansing a protein from multivalent metal ions bound thereto |
Jul. 17, 2001 |
| 6239198 |
Method for preparing alkaline solutions containing aromatic polymers |
May. 29, 2001 |
| 6214976 |
Chemical method for lignin depolymerization |
Apr. 10, 2001 |
| 6207808 |
Catalytic method for the preparation of lignin phenol surfactants in organic solvents |
Mar. 27, 2001 |
| 6100385 |
Catalytic method for the preparation of lignin phenol surfactants in organic solvents |
Aug. 8, 2000 |
| 5840834 |
Technique for joining amino acid sequences and novel composition useful in immunoassays |
Nov. 24, 1998 |
| 5824189 |
Oxidative delignification of wood pulp or fibers using transition metal-substituted polyoxometalates |
Oct. 20, 1998 |
| 5811527 |
Lignin composition, method of producing the same and dispersing agent for cement used the same |
Sep. 22, 1998 |
| 5695605 |
Oxidative delignification of wood or wood pulp by transition metal-substituted polyoxometalates |
Dec. 9, 1997 |
| 5695606 |
Oxidative delignification of wood or wood pulp by transition metal-substituted polyoxometalates |
Dec. 9, 1997 |
| 5674677 |
Immunoassay technique using histidine tags, metals, and chelating agents |
Oct. 7, 1997 |
| 5610124 |
Tin/cerium compounds for lignosulfonate processing |
Mar. 11, 1997 |
| 5554596 |
Virus inhibiting composition |
Sep. 10, 1996 |
| 5552019 |
Oxidative delignification of wood or wood pulp by transition metal-substituted polyoxometalates |
Sep. 3, 1996 |
| 5549789 |
Oxidation of lignin and polysaccharides mediated by polyoxometalate treatment of wood pulp |
Aug. 27, 1996 |
| 5446133 |
Nitric acid oxidized lignosulfonates |
Aug. 29, 1995 |
| 5401718 |
Tin/cerium compounds for lignosulfonate processing |
Mar. 28, 1995 |
| 5302248 |
Delignification of wood pulp by vanadium-substituted polyoxometalates |
Apr. 12, 1994 |
| 5286412 |
Modified lignosulfonate dispersant for gypsum |
Feb. 15, 1994 |
| 5229498 |
Method of cleansing a protein from multivalent metal ions bound thereto |
Jul. 20, 1993 |
| 5130419 |
Process for preparing lignocellulosic bodies |
Jul. 14, 1992 |
| 5124312 |
Drilling fluid thinners |
Jun. 23, 1992 |
| 4925923 |
Lignin having chemically bound sulfur and phosphorus groups mainly as thiophosphate, using phosphorus pentasulfide |
May. 15, 1990 |
| 4853465 |
Organophilic polyphenolic acid adducts |
Aug. 1, 1989 |
| 4773966 |
Oxidative degradation of lignin with inorganic metal complexes |
Sep. 27, 1988 |
| 4755307 |
Process for making drilling fluid additives containing lignosulfonates |
Jul. 5, 1988 |
| 4737295 |
Organophilic polyphenolic acid adducts |
Apr. 12, 1988 |
| 4594169 |
Drilling fluid additives |
Jun. 10, 1986 |
| 4487766 |
Growth stimulants and compositions containing same |
Dec. 11, 1984 |
| 4457853 |
Oil well drilling clay conditioners and method of their preparation |
Jul. 3, 1984 |
| 4421655 |
Organophilic polyphenolic acid additives for well-working compositions |
Dec. 20, 1983 |
| 4355996 |
Azo dye reduction improvement of lignin |
Oct. 26, 1982 |
| 4329437 |
Process for the production of broken down lignin-cellulose silicate copolymers |
May. 11, 1982 |
| 4220585 |
Drilling fluid additives |
Sep. 2, 1980 |
| 4168252 |
Process for manufacturing organosilicon synthetic resin from alkali pulp black liquor |
Sep. 18, 1979 |
| 4100155 |
Method of condensing and/or polymerizing sulfonated lignin containing materials |
Jul. 11, 1978 |
| 4051115 |
Process for the production of lignin silicate and lignin silicoformate |
Sep. 27, 1977 |
| 3985667 |
Process and composition for drilling shale formation in sea water |
Oct. 12, 1976 |
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