Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5141525 | Process for producing high-octane, low-olefin motor fuels and motor fuel components | Arnd Stuwe, Herbert Tschorn, Jorg Michel | 1992-08-25 |
| 5095164 | Process for cleaving alkyl tert.-alkyl ethers | Christian Gabel, Bernhard Schleppinghoff, Hans-Dieter Kohler | 1992-03-10 |
| 5084070 | Gum-free components containing alkyl tert.-alkyl ethers | Hans-Dieter Kohler, Bernhard Schleppinghoff, Bruno Schulwitz, Herbert Tachorn | 1992-01-28 |
| 5008466 | Process for the isomerization of alkenes having a terminal double bond to give alkenes having an internal double bond | Bernhard Schleppinghoff, Hans-Dieter Kohler, Christian Gabel | 1991-04-16 |
| 4960961 | Process for the preparation of tert.-amyl alcohol (TAA) | Bernhard Schleppinghoff, Reiner Malessa, Christian Gabel, Mathias Lux | 1990-10-02 |
| 4504688 | Process for the preparation of pure alkyl tert-alkyl ethers and hydrocarbon raffinates which are largely free from isoolefins and from alkanols | Jens Herwig, Bernhard Schleppinghoff, Peter M. Lange | 1985-03-12 |
| 4409421 | Process for the preparation of pure tert.-olefins | Jens Herwig, Bruno Schulwitz, Bernhard Schleppinghoff, Peter M. Lange | 1983-10-11 |
| 4371725 | Process for the preparation of tertiary olefins and n-alkanols | Jens Herwig, Bernhard Schleppinghoff | 1983-02-01 |