Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8360245 | Equipment and method for flotating and classifying mineral slurry | — | 2013-01-29 |
| 8117926 | Method of and equipment for preparing an analysis sample | Kari Mann, Christian Von Alfthan, Kari Saloheimo | 2012-02-21 |
| 8062519 | Gasket distributor | — | 2011-11-22 |
| 7997414 | Method for separating particles in hydrous slurry and a hindered-bed separator | — | 2011-08-16 |
| 7980824 | Rotor for a flotation machine | — | 2011-07-19 |
| 7179374 | Device for shear-thinning of solids containing material | — | 2007-02-20 |
| 6953123 | Pre-separation of feed material for hindered-bed separator | — | 2005-10-11 |
| 6945408 | Flotation machine | — | 2005-09-20 |
| 6536596 | Flotation cell line | Matti Tarvainen | 2003-03-25 |
| 6527125 | Washing liquid distribution system | — | 2003-03-04 |
| 6520340 | Method for improving the operation of a flotation cell line | — | 2003-02-18 |
| 6336559 | Spiral separator with replaceable trough sections | Frank S. Knoll, Weng S. Kow | 2002-01-08 |
| 6329623 | Electrostatic separation apparatus and method using box-shaped electrodes | Eric S. Yan, Thomas J. Grey | 2001-12-11 |
| 6264041 | Adjustable splitter assembly for spiral separator | — | 2001-07-24 |
| 5923012 | Flotation method and apparatus for treatment of cyclone sands | Peter Bourke, David W. Taylor, Jouko Kallioinen | 1999-07-13 |
| 5251764 | Flotation machine | Jouko Kallioinen | 1993-10-12 |
| 4566968 | Apparatus for leading off froth from the tank of a flotation cell | Tuomo Kivistö, Kai B. Fallenius | 1986-01-28 |
| 4508619 | Procedure for providing the vanes of the stator of a flotation machine with a cover and for fixing the cover | Alvar M. Niskala | 1985-04-02 |
| 4329767 | Method for continual replacement of the rubber lining in a rotating mill | — | 1982-05-18 |