Inventor
Horst Bennoit
Inventor
Volklingen, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Bprimary
C01BNon-metallic elements25%
B03DFlotation13%
B04CApparatus using free vortex flow, e.g. cyclones13%
C02FTreatment of water, waste water, sewage, or sludge13%
C07CAcyclic or carbocyclic compounds13%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
5,690,834'Process and apparatus for separating off suspended matter from liquids'19975,431,895'Process for the removal of lead and cadmium from phosphoric acid'19954,851,134'Process and apparatus for the removal of solid particles from liquid chlorinated hydrocarbons'19894,260,495'Process for the filtration of zeolite suspensions'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1997Patents assigned to HOECHST AG (4)· patent assignee history
1981Based in Sulzbach, DE· patent location history
1989–1997Based in Volklingen, DE· patent location history
1995Based in Volingen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOECHST AG | 4 | 1981–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Volklingen, DE | 2 | 1989–1997 |
| Volingen, DE | 1 | 1995 |
| Sulzbach, DE | 1 | 1981 |