Inventor
Ursus Thummler
Inventor
Erftstadt, DE
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Bprimary
C01BNon-metallic elements43%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry10%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients10%
Y10TTechnical subjects covered by former us classification10%
B01DSeparation5%
B03BSeparating solid materials using liquids or using pneumatic tables or jigs5%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors5%
F23CMethods or apparatus for combustion using fluid fuel or solid fuel suspended in a carrier gas or air5%
F27BFurnaces, kilns, ovens or retorts in general5%
Y02PClimate change mitigation technologies in the production or processing of goods5%
PatentTitleYear
5,093,199'Stabilized red phosphorus'19924,975,254'Process for removing hydrogen phosphide from waste air'19904,853,288'Stabilized red phosphorus and process for making it'19894,603,039'Process for making phosphorus pentoxide and optionally phosphoric acid with utilization of the reaction heat'19864,525,329'Process and apparatus for making phosphorus pentoxide with utilization of reaction heat'19854,330,504'Apparatus for making red phosphorus'19824,273,752'Process for making red phosphorus'19814,252,770'Apparatus for the production of phosphoric acid'19814,210,630'Stabilized red phosphorus'19804,176,765'Self-cleaning bucket wheel lock'19794,000,071'Apparatus for separating phosphorus furnace slag and ferrophosphorus from one another'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1992Patents assigned to HOECHST AG (11)· patent assignee history
1976–1992Based in Erftstadt, DE· patent location history
1981Based in Erfstadt, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOECHST AG | 11 | 1976–1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Erftstadt, DE | 10 | 1976–1992 |
| Erfstadt, DE | 1 | 1981 |