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Class Information
Number: 209/488
Name: Classifying, separating, and assorting solids > Stratifiers > Elements > Feeding and discharging
Description: Elements or structures which are employed both in feeding and discharging stratifiers.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6527125 |
Washing liquid distribution system |
Mar. 4, 2003 |
| 6439394 |
Separator for dry separation of powders |
Aug. 27, 2002 |
| 5927509 |
Gold separation kit |
Jul. 27, 1999 |
| 5118409 |
Apparatus and method for improving density uniformity of a fluidized bed medium, and/or for improving material fluidized bed sorting |
Jun. 2, 1992 |
| 5087351 |
Fluidized bed peanut sorter |
Feb. 11, 1992 |
| 5048693 |
Method and apparatus for sorting articles with small density differences utilizing a flotation stream |
Sep. 17, 1991 |
| 4981587 |
Sieve with adjustable throat mechanism discharge |
Jan. 1, 1991 |
| 4851111 |
Apparatus for screening paper fiber stock |
Jul. 25, 1989 |
| 4842146 |
Pulsator for enriching, particularly hard coal |
Jun. 27, 1989 |
| 4839034 |
Beneficiator for recovery of metal fractions from particulate gangue |
Jun. 13, 1989 |
| 4772384 |
Jigging method and apparatus for gravity separation in the fine and finest particle size ranges |
Sep. 20, 1988 |
| 4663031 |
Percussion jig |
May. 5, 1987 |
| 4461700 |
Rotary feeder |
Jul. 24, 1984 |
| 4289610 |
Apparatus for pumping and conditioning drilling fluid |
Sep. 15, 1981 |
| 4267037 |
Apparatus for separating waste material contained in a heap |
May. 12, 1981 |
| 4252642 |
Wet-type rotary sand classifier |
Feb. 24, 1981 |
| 3951787 |
Method and apparatus for separating gold and other heavy materials from ore |
Apr. 20, 1976 |
| 3950246 |
Dredge units |
Apr. 13, 1976 |
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