Class B07B : SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
Subclass 1/08: Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like Screens rotating within their own plane
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11396033 | Separation device | Jan 29, 20 | Jul 26, 22 | SEIKO EPSON CORPORATION |
| 11326405 | Separating solids from liquids in a drilling fluid | May 20, 20 | May 10, 22 | Saudi Arabian Oil Company |
| 11229928 | Separation device and fiber body deposition apparatus | Jan 29, 20 | Jan 25, 22 | SEIKO EPSON CORPORATION |
| 10532380 | Making an ore separation wheel | Sep 09, 17 | Jan 14, 20 | Not available |
| 10441976 | Lump segregating slurry feed diffuser | Jan 23, 18 | Oct 15, 19 | SYNCRUDE CANADA LTD. |
| 10384233 | Ore separation wheel | Sep 10, 17 | Aug 20, 19 | Not available |
| 8934816 | Sieve device, powder transporting unit, image forming apparatus, and method of transporting powder | Jan 10, 13 | Jan 13, 15 | RICOH COMPANY, LTD. |
| 8833375 | Method and apparatus for separating tobacco from cigarette waste | Jul 22, 13 | Sep 16, 14 | INTERNATIONAL TOBACCO MACHINERY POLAND SP. Z O.O. |
| 8505546 | Method and apparatus for separating tobacco from cigarette waste | Aug 27, 10 | Aug 13, 13 | INTERNATIONAL TOBACCO MACHINERY POLAND SP. Z O.O. |
| 7686170 | Deflector for spiral separator, and method of spiral separation | Apr 11, 06 | Mar 30, 10 | MINERAL TECHNOLOGIES PTY LTD |
| 7591377 | Method and apparatus for a vibrating screen aggregate separator | Nov 23, 06 | Sep 22, 09 | Not available |
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