Hans-Joachim Morawietz

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Kelkheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for selective flotation of phosphorus minerals
- Patent number 4,968,415
- Issue date Nov 6, 1990
- Hoechst Aktiengesellschaft
- Hans-Joachim Morawietz
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
3-Oxypropyleneimino-bis-(methylene phosphonic acids) and their salt...
- Patent number 4,450,116
- Issue date May 22, 1984
- Hoechst Aktiengesellschaft
- Hans-Joachim Morawietz
- C07 - ORGANIC CHEMISTRY