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Class Information
Number: 209/504
Name: Classifying, separating, and assorting solids > Stratifiers > Elements > Operating mechanism > Reciprocating
Description: Means for reciprocating stratifiers specially adapted for such and not obviously capable of other uses or which form elements of stratifier combinations.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6907996 |
Application of complex-mode vibration-fluidized beds to the separation of granular materials of different density |
Jun. 21, 2005 |
| 6889845 |
Jigging machine |
May. 10, 2005 |
| 6234319 |
Screenless vibratory separator |
May. 22, 2001 |
| 5244099 |
Apparatus and method for improving density uniformity of a fluidized bed medium, and/or for improved material fluidized bed sorting |
Sep. 14, 1993 |
| 5160035 |
Particle concentrator and method of operation |
Nov. 3, 1992 |
| 5118409 |
Apparatus and method for improving density uniformity of a fluidized bed medium, and/or for improving material fluidized bed sorting |
Jun. 2, 1992 |
| 5057211 |
Benefication apparatus and process for land and seabed mining |
Oct. 15, 1991 |
| 5043059 |
Concentrator for beneficiating minerals |
Aug. 27, 1991 |
| 4978011 |
Sorting machine for grained products |
Dec. 18, 1990 |
| 4953709 |
Multi-stage means for sorting mixtures of solid materials |
Sep. 4, 1990 |
| 4860874 |
Vibrating sluice box |
Aug. 29, 1989 |
| 4849097 |
Cam actuated mineral jig |
Jul. 18, 1989 |
| 4804463 |
Gravity separator |
Feb. 14, 1989 |
| 4793918 |
Gravity separator |
Dec. 27, 1988 |
| 4758334 |
Continuous feed and discharge mineral concentrator with riffles angled relative to a longitudinal axis |
Jul. 19, 1988 |
| 4722446 |
Vibratory grain sorting machine |
Feb. 2, 1988 |
| 4708789 |
Mobile mineral preparation plant |
Nov. 24, 1987 |
| 4673491 |
Process and apparatus for the centrifugal separation of fine-grain mineral mixtures |
Jun. 16, 1987 |
| 4563271 |
Percussion jig |
Jan. 7, 1986 |
| 4552654 |
Sample concentrating cable jig |
Nov. 12, 1985 |
| 4316799 |
Automatic control apparatus for an oscillating grain separator |
Feb. 23, 1982 |
| 4282091 |
Peanut separator |
Aug. 4, 1981 |
| 4267037 |
Apparatus for separating waste material contained in a heap |
May. 12, 1981 |
| 4251358 |
Sand separator |
Feb. 17, 1981 |
| 4240903 |
Method of reverse stratification |
Dec. 23, 1980 |
| 4179363 |
Dual-table separating apparatus |
Dec. 18, 1979 |
| 4148725 |
Process and apparatus for separating particles by relative density |
Apr. 10, 1979 |
| 4103777 |
Vibrating disc separator |
Aug. 1, 1978 |
| 4078996 |
Vibrating table for the gravimetric separation of fine particles |
Mar. 14, 1978 |
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