Company Filing History:

8 out of 6,662

Hoechst Aktiengesellschaft

patents

2 out of 382

Solvay (societe Anonyme)

Years Active: 1981-1999

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5969199 - Process for the addition of HF to halogenated alkenes (1999-10-19),

2. 5912392 - Process for the preparation of 2H-heptafluoropropane (1999-06-15),

3. 5847245 - Process for the addition of HF to halogenated alkenes (1998-12-08),

4. 5728884 - Process for the work-up of complex amine hydrofluroides (1998-03-17),

5. 5684193 - Process for the preparation of perfluoropropionyl fluoride (1997-11-04),

6. 5399795 - Process for the preparation of 2-H-heptafluoropropane (1995-03-21),

7. 4847372 - Process for the single-stage preparation of glycosyl fluorides (1989-07-11),

8. 4766207 - Process for the preparation of water-soluble polysaccharides, the (1988-08-23),

9. 4589924 - Process for hydrolyzing cellulose-containing material with gaseous (1986-05-20),

10. 4556432 - Process for hydrolyzing cellulose-containing material with gaseous (1985-12-03),

11. 4556431 - Process for hydrolyzing cellulose-containing material with gaseous (1985-12-03),

12. 4260561 - Process for the preparation of carbonyl difluorides (1981-04-07),

Title: The Innovative Contributions of Raimund Franz

Introduction

Raimund Franz is a notable inventor based in Kelkheim, Germany. He has made significant contributions to the field of chemistry, particularly in processes involving hydrofluorocarbons. With a total of 12 patents to his name, his work has had a considerable impact on various industrial applications.

Latest Patents

Among his latest patents, one notable invention is the "Process for the addition of HF to halogenated alkenes." This invention relates to a method for adding hydrofluoric acid to halogenated alkenes by reacting them with at least one hydrofluoride of a specific formula. The reaction of perfluoroiso-butene is notably excluded from this process. Another significant patent is the "Process for the preparation of 2H-heptafluoropropane," which involves producing this compound from hexafluoropropene and hydrogen fluoride in a specialized apparatus equipped with bubble columns.

Career Highlights

Raimund Franz has worked with prominent companies in the chemical industry, including Hoechst Aktiengesellschaft and Solvay. His experience in these organizations has allowed him to develop and refine his innovative processes, contributing to advancements in chemical manufacturing.

Collaborations

Throughout his career, Raimund has collaborated with esteemed colleagues such as Gunter Siegemund and Rudiger Erckel. These partnerships have fostered a collaborative environment that has led to the successful development of his patented processes.

Conclusion

Raimund Franz's contributions to the field of chemistry through his innovative patents and collaborations highlight his importance as an inventor. His work continues to influence the industry and pave the way for future advancements.

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