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Class Information
Number: 209/499
Name: Classifying, separating, and assorting solids > Stratifiers > Elements > Feeding > Regulating
Description: Devices for controlling rate or quantity of material supply which are elements of stratifier combinations or specially adapted for use with stratifiers.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6467631 |
Air sifting apparatus |
Oct. 22, 2002 |
| 5132024 |
Hydro-cyclone underflow monitor based on underflow slurry stream shape |
Jul. 21, 1992 |
| 4981587 |
Sieve with adjustable throat mechanism discharge |
Jan. 1, 1991 |
| 4946584 |
Hydraulic product separator |
Aug. 7, 1990 |
| 4559135 |
Short, broad jigging machine, particularly for finest grain sizing of minerals |
Dec. 17, 1985 |
| 4330400 |
Apparatus for separating dust, dirt and the like from particulate material |
May. 18, 1982 |
| 4304661 |
Machines for concentrating ore |
Dec. 8, 1981 |
| 4268382 |
Sieve and sieving apparatus for separating solids from a suspension |
May. 19, 1981 |
| 4209386 |
Method and apparatus for the wet gravity concentration of ores |
Jun. 24, 1980 |
| 3997433 |
Method and apparatus for generating dry dust particles |
Dec. 14, 1976 |
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