Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7326336 | Water intake rotary screen | — | 2008-02-05 |
| 7267763 | Water intake screen with circular filter panel | — | 2007-09-11 |
| 6637504 | Installation for recovering debris stopped by a filter at the inlet of a heat exchanger | — | 2003-10-28 |
| 6530427 | Control installation for solid cleaning members circulating in a heat exchanger | — | 2003-03-11 |
| 6267880 | Mechanical screen, in particular filter apron of a chain filter | — | 2001-07-31 |
| 5975311 | Filter to be inserted into a pipe and heat exchanger equipped with a filter of this kind | — | 1999-11-02 |
| 5598889 | Device for recovering solid cleaning materials circulating through a heat exchanger | — | 1997-02-04 |
| 5393418 | Water intake, in particular for industrial installations | — | 1995-02-28 |
| D312330 | Mouthpiece for resuscitation | — | 1990-11-20 |
| 4889629 | Filter panel with parallel passages and mechanical filter screen comprising same | — | 1989-12-26 |
| 4814076 | Self-cleaning filter for insertion into a pressurized pipe | — | 1989-03-21 |
| 4806242 | Self-cleaning filter | — | 1989-02-21 |
| 4806243 | Self-cleaning filter and steam condenser inlet water box comprising same | — | 1989-02-21 |
| 4692242 | Screen comprising a travelling endless screening band | — | 1987-09-08 |
| 4529518 | Industrial water filter with stationary screen | — | 1985-07-16 |
| 4518494 | Cleaning device for industrial water intakes | — | 1985-05-21 |
| 4447324 | Water screen with revolving screen member | — | 1984-05-08 |
| 4447323 | Trash rake with recovery gutter | — | 1984-05-08 |
| 4374736 | Dual-flow band screen and process for substituting it for a through-flow band screen | — | 1983-02-22 |
| 4366056 | Filter having a fixed strainer | — | 1982-12-28 |
| 4343698 | Water intake | — | 1982-08-10 |
| 4276171 | Water filter having spiral casing | — | 1981-06-30 |
| 4192749 | Screens for water intakes | — | 1980-03-11 |