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Class Information
Number: 209/3
Name: Classifying, separating, and assorting solids > Precedent preparation of items or materials to facilitate separation
Description: Methods and apparatus including preparation, e.g., treatment of materials or items prior to their separation to facilitate the latter.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7604126 |
Treatment of phosphate material using directly supplied, high power ultrasonic energy |
Oct. 20, 2009 |
| 7591375 |
Layered vibratory material conditioning apparatus |
Sep. 22, 2009 |
| 7581645 |
Method for manufacturing carbon nanotubes with desired length |
Sep. 1, 2009 |
| 7473407 |
Magnetic separation process for trona |
Jan. 6, 2009 |
| 7410573 |
Waste water purification apparatus and waste water purification method including the regeneration of used coagulant |
Aug. 12, 2008 |
| 7226006 |
Treatment of municipal solid waste |
Jun. 5, 2007 |
| 7182204 |
Treatment method and device, in particular for excavation material |
Feb. 27, 2007 |
| 7172143 |
Method and plant for separating polymeric materials |
Feb. 6, 2007 |
| 7172074 |
Concentration/calcination process of zinc silicated minerals and concentrate zinc silicate based product |
Feb. 6, 2007 |
| 7152742 |
Separation process for carpets |
Dec. 26, 2006 |
| 7111737 |
Method and a station for checking the integrity of packages, in particular single-dose packages |
Sep. 26, 2006 |
| 7073736 |
Shredder dust electrostatic separation apparatus and method |
Jul. 11, 2006 |
| 7063213 |
Mediating electrostatic separation |
Jun. 20, 2006 |
| 7028845 |
PH adjustment in the flotation of sulphide minerals |
Apr. 18, 2006 |
| 7028844 |
Dried lavender flower separator system and method |
Apr. 18, 2006 |
| 7014132 |
Method and plant for separating polymeric materials |
Mar. 21, 2006 |
| 6953517 |
Plant for the treatment of residue |
Oct. 11, 2005 |
| 6945407 |
Flotation of sulphide minerals |
Sep. 20, 2005 |
| 6923328 |
Method and apparatus for separating metal values |
Aug. 2, 2005 |
| 6827219 |
Impactor with cooled impaction plate and method for classifying and collecting aerosols using the same |
Dec. 7, 2004 |
| 6811031 |
Method and device for separating ore |
Nov. 2, 2004 |
| 6742657 |
Integral dilute media/plant clean-up sump and pump |
Jun. 1, 2004 |
| 6673463 |
Structure material and molded product using the same and decomposing method thereof |
Jan. 6, 2004 |
| 6666335 |
Multi-mineral/ash benefication process and apparatus |
Dec. 23, 2003 |
| 6659283 |
Capacitor grade powders |
Dec. 9, 2003 |
| 6655530 |
Method of recycling household waste |
Dec. 2, 2003 |
| RE38317 |
Method and apparatus for treating filler-containing material, such as recycled fibers |
Nov. 18, 2003 |
| 6585115 |
Apparatus and method for transferring dry oil and gas well drill cuttings |
Jul. 1, 2003 |
| 6547649 |
System and method for recovering metals from scrap generated during dental and jewelry manufacturing |
Apr. 15, 2003 |
| 6508420 |
Method and device for two-stage classification of granular material |
Jan. 21, 2003 |
| 6464082 |
Cullet sorting using density variations |
Oct. 15, 2002 |
| 6422393 |
Recovery from fine froth flotation feed (slimes) |
Jul. 23, 2002 |
| 6412642 |
Method of applying marking to metal sheet for scrap sorting purposes |
Jul. 2, 2002 |
| 6390301 |
Process for removing impurities from kaolin clays |
May. 21, 2002 |
| 6382423 |
Selective reduction of naturally occurring radioactive material to be treated, and its treatment |
May. 7, 2002 |
| 6329436 |
Process to recycle shredder residue |
Dec. 11, 2001 |
| 6318558 |
Method and device for separating different electrically conductive particles |
Nov. 20, 2001 |
| 6279748 |
Process and System for the recycling of household waste |
Aug. 28, 2001 |
| 6269952 |
Methods and apparatus for use in processing and treating particulate material |
Aug. 7, 2001 |
| 6264038 |
Method and apparatus for waste processing with multistage separation by air classification of light fractions from dried material |
Jul. 24, 2001 |
| 6258150 |
Process for the beneficiation of waste material and the product developed therefrom |
Jul. 10, 2001 |
| 6244445 |
Moisturizing equipment |
Jun. 12, 2001 |
| 6241097 |
Bag splitter and separation assembly |
Jun. 5, 2001 |
| 6239397 |
Process for sorting mailings |
May. 29, 2001 |
| 6234317 |
Device for sorting raw, pre-treated or recycled bulk material |
May. 22, 2001 |
| 6223904 |
Continuous process for recovering raw materials from coated foils, device for carrying out this process and foil materials recovered thereby |
May. 1, 2001 |
| 6213306 |
Process and facility for treating and sorting recyclable waste materials |
Apr. 10, 2001 |
| 6206199 |
Method and an apparatus for recycling different components in a multiple layer material |
Mar. 27, 2001 |
| 6199702 |
Method and apparatus for collecting and removing recyclable containers from a redemption center for transport to a separating facility and separating the containers and their components |
Mar. 13, 2001 |
| 6200377 |
Process for beneficiation of mixtures of mineral particles |
Mar. 13, 2001 |
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