Erich Splett

Person

Huerth-Berrenrath, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method of preparing lower sodium polysulfides from higher sodium po...
- Patent number 5,080,881
- Issue date Jan 14, 1992
- Degussa Aktiengesellschaft
- Friedrich Bittner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of preparing Na.sub.2 S (II)
- Patent number 5,075,098
- Issue date Dec 24, 1991
- Degussa Aktiengesellschaft
- Friedrich Bittner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of preparing Na.sub.2 S (III)
- Patent number 5,039,505
- Issue date Aug 13, 1991
- Degussa Aktiengesellschaft
- Friedrich Bittner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of preparing NA2S (I)
- Patent number 5,039,506
- Issue date Aug 13, 1991
- Degussa Aktiengesellschaft
- Friedrich Bittner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for working up the filtration residue of crude sodium prepa...
- Patent number 4,857,665
- Issue date Aug 15, 1989
- Degussa Aktiengesellschaft
- Walter Hinrichs
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for creating the flow properties to sodium-production filte...
- Patent number 4,767,453
- Issue date Aug 30, 1988
- Degussa Aktiengesellschaft
- Walter Hinrichs
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the production of sodium polysulfides from the elements...
- Patent number 4,640,832
- Issue date Feb 3, 1987
- Degussa Aktiengesellschaft
- Friedrich Bittner
- C01 - INORGANIC CHEMISTRY

Erich Splett

Person

Patents Grantslast 30 patents

Method of preparing lower sodium polysulfides from higher sodium po...

Method of preparing Na.sub.2 S (II)

Method of preparing Na.sub.2 S (III)

Method of preparing NA2S (I)

Process for working up the filtration residue of crude sodium prepa...

Process for creating the flow properties to sodium-production filte...

Process for the production of sodium polysulfides from the elements...