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Inventor: Fernandez de Grado; Alain
Address: Vitry le Francois, FR
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| RE38738 |
Cylindrical screen, particularly for paper pulp |
May 31, 2005 |
| Cylindrical screen, particularly for paper pulp, of the type comprising at least one filtering element (10) positioned between two flanges (1, 2) by means of a number of bars (3). The filtering element is composed by wires (10) placed side by side and held by rings (11). This filtering e |
| 6679384 |
Method and means for paper pulp filtering |
January 20, 2004 |
| Process for the filtration of paper pulp with a device that comprises a rotor and a stator; one of the two, filter (1), has perforations of slot or hole types, and the other, the backwashing element, includes means that are intended to generate pressure pulses that consist in combatting |
| 6338412 |
Cylindrical screen, particularly for paper pulp |
January 15, 2002 |
| Cylindrical screen, particularly for paper pulp, of the type comprising at least one filtering element (10) positioned between two flanges (1, 2) by means of a number of bars (3). The filtering element is composed by wires (10) placed side by side and held by rings (11). This filtering e |
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