| |
 |
|
Class Information
Number: 423/DIG.18
Name: Chemistry of inorganic compounds > Treating trash or garbage
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6419738 |
Process for rendering waste inert by cladding in a hydraulic binder and pre-mix for practicing this process |
Jul. 16, 2002 |
| 6375908 |
Process and apparatus for recovery of raw materials from wastes residues |
Apr. 23, 2002 |
| 6227126 |
Molten metal reactor and treatment method for treating gaseous materials and materials which include volatile components |
May. 8, 2001 |
| 6168688 |
Method and plant for treating solid waste products by thermolysis |
Jan. 2, 2001 |
| 6133499 |
Method and apparatus for producing superheated steam using heat from the incineration of waste material |
Oct. 17, 2000 |
| 6033639 |
Method for cleaning process gases |
Mar. 7, 2000 |
| 5711924 |
Process for eliminating organic pollutant residues in synthesis gas obtained during refuse gasification |
Jan. 27, 1998 |
| 5550312 |
Method of thermal utilization of waste materials |
Aug. 27, 1996 |
| 5540771 |
Concrete product using aggregates obtained by pulverizing melt slags and the method of fabricating the same |
Jul. 30, 1996 |
| 5496392 |
Method of recycling industrial waste |
Mar. 5, 1996 |
| 5430233 |
Immobilization of lead in solid residues from reclaiming metals |
Jul. 4, 1995 |
| 5360594 |
Control system for medical waste disposal unit |
Nov. 1, 1994 |
| 5352420 |
Process for the purification of waste gas having a high chloride content |
Oct. 4, 1994 |
| 5350562 |
Method and apparatus for sterilization and separation of plastic and non-plastic medical wastes |
Sep. 27, 1994 |
| 5342589 |
Process for converting chromium dioxide magnetic pigment particles into nonmagnetic chromium (III) oxide |
Aug. 30, 1994 |
| 5336819 |
Liquefaction of cellulose |
Aug. 9, 1994 |
| 5217687 |
Sterilizing apparatus and method for sterilizing infectious waste materials |
Jun. 8, 1993 |
| 5213758 |
Method and apparatus for treating medical wastes |
May. 25, 1993 |
| 5198190 |
Method of recycling hazardous waste |
Mar. 30, 1993 |
| 5190725 |
Chemical treatment of an infectious waste |
Mar. 2, 1993 |
| 5177305 |
Waste incineration process |
Jan. 5, 1993 |
| 5135723 |
Flueless combustion system for trash and waste conversion |
Aug. 4, 1992 |
| 5134944 |
Processes and means for waste resources utilization |
Aug. 4, 1992 |
| 5089228 |
Method for sterilizing and disposing of infectious waste |
Feb. 18, 1992 |
| 5047224 |
Method for treating organic waste material and an oxidation catalyst/cocatalyst composition useful therefor |
Sep. 10, 1991 |
| 4982027 |
Process for the reprocessing of carbon containing wastes |
Jan. 1, 1991 |
| 4793855 |
Process for the gasification of sewage sludge |
Dec. 27, 1988 |
| 4705429 |
Method of disposing of asbestos waste material |
Nov. 10, 1987 |
| 4528169 |
Process to abate geothermal hydrogen sulfide |
Jul. 9, 1985 |
| 4379748 |
Method of separating paper and plastic pieces |
Apr. 12, 1983 |
| 4301137 |
Removal of chlorine from pyrolysis vapors |
Nov. 17, 1981 |
| 4274839 |
Process for gasification of coal and organic solid wastes |
Jun. 23, 1981 |
| 4265636 |
Use of formaldehyde as a chemical embrittling agent for waste |
May. 5, 1981 |
| 4251227 |
Method for producing SNG or SYN-gas from wet solid waste and low grade fuels |
Feb. 17, 1981 |
| 4243635 |
Waste incinerator exhaust gas treatment and apparatus |
Jan. 6, 1981 |
| 4206186 |
Refuse pyrolysis |
Jun. 3, 1980 |
| 4204906 |
Method of separating fusible plastics from solid waste |
May. 27, 1980 |
| 4100255 |
Combustion of refuse containing chlorinated hydrocarbons |
Jul. 11, 1978 |
| 4081285 |
Portland cement manufacture |
Mar. 28, 1978 |
| 4052265 |
Process for the pyrolytic treatment of organic, pseudo-organic and inorganic material |
Oct. 4, 1977 |
| 4019444 |
Method of and apparatus for incinerating refuse |
Apr. 26, 1977 |
| 4019896 |
Trash disposal system |
Apr. 26, 1977 |
| 4010098 |
Resource recovery from disposal of solid waste and sewage sludge |
Mar. 1, 1977 |
| 3952113 |
System for recovering and treating stockfeed from urban waste materials |
Apr. 20, 1976 |
| 3945890 |
Converter system |
Mar. 23, 1976 |
|
|
|
