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Class Information
Number: 209/931
Name: Classifying, separating, and assorting solids > Materials of construction
Description: Sorting apparatus having a component formed of a particular material to enhance its operational efficiency.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7077271 |
Secondary screen for concrete pump |
Jul. 18, 2006 |
| 6783007 |
Arm assembly for cement truck nozzle cleaner |
Aug. 31, 2004 |
| 6726025 |
Portable sorting system and method for recyclable material |
Apr. 27, 2004 |
| 6722505 |
Rotary adjustable dirt/sand/rock separator |
Apr. 20, 2004 |
| 6540089 |
Large, stationary, modular aggregate processing plant and method of manufacturing and installing same |
Apr. 1, 2003 |
| 6446813 |
Sorting waste materials |
Sep. 10, 2002 |
| 5824356 |
Method and apparatus for cleaning roots, tubers, bulbs, and the like |
Oct. 20, 1998 |
| 5413662 |
Assembly of corrugated panels into a web and manufacture of pallets therefrom |
May. 9, 1995 |
| 5333738 |
Process and installation for recovering valuable materials, in particular from waste material on building sites |
Aug. 2, 1994 |
| 5221476 |
Hydrocyclone conduits |
Jun. 22, 1993 |
| 5197607 |
Method and apparatus for grading objects in accordance to size |
Mar. 30, 1993 |
| 5152401 |
Agricultural commodity condition measurement |
Oct. 6, 1992 |
| 5135113 |
High-speed tablet sorting machine |
Aug. 4, 1992 |
| 4986900 |
Sectional screen cylinder |
Jan. 22, 1991 |
| 4978443 |
Separator disc |
Dec. 18, 1990 |
| 4925036 |
Plate-like member selecting and accommodating apparatus |
May. 15, 1990 |
| 4871073 |
Disc screen separator device |
Oct. 3, 1989 |
| 4839033 |
Apparatus for separating spherical from non-spherical particles |
Jun. 13, 1989 |
| 4832834 |
Elastomer sieve screen |
May. 23, 1989 |
| 4741444 |
Disc module spacer improvement |
May. 3, 1988 |
| 4699275 |
Apparatus for separating foreign bodies from granular feeds |
Oct. 13, 1987 |
| 4664789 |
Classifying device |
May. 12, 1987 |
| 4653648 |
Disk screen or like shaft assemblies and method of making the same |
Mar. 31, 1987 |
| 4557388 |
Agricultural roll for conveying and sorting machines |
Dec. 10, 1985 |
| 4383919 |
Screen bottom system |
May. 17, 1983 |
| RE31169 |
Sorting system and apparatus |
Mar. 8, 1983 |
| 4361240 |
Material separating machine |
Nov. 30, 1982 |
| 4116339 |
Sorting system and apparatus |
Sep. 26, 1978 |
| 3998330 |
Sizing apparatus |
Dec. 21, 1976 |
| 3980180 |
Transmissive article sorting apparatus |
Sep. 14, 1976 |
| 3939983 |
Apparatus for sorting tobacco leaves |
Feb. 24, 1976 |
| 3935947 |
Magnetic refuse separator |
Feb. 3, 1976 |
| 3933247 |
High speed magnetic core handler |
Jan. 20, 1976 |
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