Inventor
Dieter Heitkamp
Inventor
Julich, DE
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C22Bprimary
C22BProduction and refining of metals16%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry14%
B01DSeparation9%
C02FTreatment of water, waste water, sewage, or sludge9%
Y02PClimate change mitigation technologies in the production or processing of goods9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
Y10TTechnical subjects covered by former us classification7%
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids5%
C01GCompounds containing metals not covered by subclasses c01d or c01f5%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds5%
PatentTitleYear
10,859,317Apparatus and method for evaporating liquids containing potentially explosive impurities20205,859,296'Process for isolating hydroxypivalic acid from aqueous solution'19995,801,276'Process for the preparation of hydroxypivalic acid'19984,585,627'Process for the concentration of uranium from sea water'19864,486,481'Exchange-discharge body with reactive material'19844,435,366'Method and apparatus for concentration of trace material from large water volumes'19844,416,860'Method and apparatus for recovering raw material, especially uranium, from natural waters, especially from the sea'19834,309,290'Magnetically supported particle matrix for accumulating or affecting substances dissolved or finally dispersed in liquids or gas'19824,277,345'Method for the recovery of uranium dissolved in sea water'19814,201,827'Magnetically supported particle matrix for accumulating or affecting substances dissolved or finely dispersed in a liquid or gas'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1986Patents assigned to KERNFORSCHUNGSANLAGE JUELICH (7)· patent assignee history
1980–1986Based in Julich, DE· patent location history
1998–1999Patents assigned to BAYER AG (2)· patent assignee history
1998–2020Based in Burscheid, DE· patent location history
2020Patents assigned to COVESTRO DEUTSCHLAND AG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KERNFORSCHUNGSANLAGE JUELICH | 7 | 1980–1986 |
| BAYER AG | 2 | 1998–1999 |
| COVESTRO DEUTSCHLAND AG | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Julich, DE | 7 | 1980–1986 |
| Burscheid, DE | 3 | 1998–2020 |