Company Filing History:

7 out of 33

Ec Erdolchemie Gmbh

patents

3 out of 12,157

Bayer Aktiengesellschaft

patents

where one patent can have more than one assignee

Years Active: 1983-1992

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5141525 - Process for producing high-octane, low-olefin motor fuels and motor fuel (1992-08-25),

2. 5095164 - Process for cleaving alkyl tert.-alkyl ethers (1992-03-10),

3. 5084070 - Gum-free components containing alkyl tert.-alkyl ethers (1992-01-28),

4. 5008466 - Process for the isomerization of alkenes having a terminal double bond (1991-04-16),

5. 4960961 - Process for the preparation of tert.-amyl alcohol (TAA) (1990-10-02),

6. 4504688 - Process for the preparation of pure alkyl tert-alkyl ethers and (1985-03-12),

7. 4409421 - Process for the preparation of pure tert.-olefins (1983-10-11),

8. 4371725 - Process for the preparation of tertiary olefins and n-alkanols (1983-02-01),

Title: The Innovations of Hans-Volker Scheef

Introduction

Hans-Volker Scheef is a notable inventor based in Dormagen, Germany. He has made significant contributions to the field of chemical engineering, particularly in the production of high-octane motor fuels. With a total of eight patents to his name, Scheef's work has had a considerable impact on fuel technology.

Latest Patents

Among his latest patents is a process for producing high-octane, low-olefin motor fuels. This innovative method involves reacting a crude hydrocarbon stream containing tertiary C5-C8-olefins with C1-C4-alkanols and excess hydrogen under specific conditions. Another significant patent is for the process of cleaving alkyl tert-alkyl ethers into alkanols and tert-olefins using strongly acidic substances in a column apparatus. These patents showcase his expertise in refining and enhancing fuel production processes.

Career Highlights

Throughout his career, Hans-Volker Scheef has worked with prominent companies such as Ec Erdolchemie GmbH and Bayer Aktiengesellschaft. His experience in these organizations has allowed him to develop and refine his innovative ideas in the chemical industry.

Collaborations

Scheef has collaborated with notable colleagues, including Bernhard Schleppinghoff and Hans-Dieter Kohler. These partnerships have contributed to the advancement of his research and the successful implementation of his patented processes.

Conclusion

Hans-Volker Scheef's contributions to the field of fuel technology through his patents and collaborations highlight his role as a significant inventor. His innovative processes continue to influence the industry and pave the way for future advancements in motor fuel production.

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