Company Filing History:

13 out of 7,645

Shell Oil Comapny

patents

1 out of 34

Hexion Specialty Chemicals, Inc.

patents

Years Active: 1988-2011

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8003818 - Process for the hydrogenation of a lactone or of a carboxylic acid or an ester having a gamma-carbonyl group (2011-08-23),

2. 7718039 - Process for reactive distillation of a carboxylic acid (2010-05-18),

3. 7151192 - Manufacturing process for the preparation of α,α-branched alkane carboxylic acids providing esters with an improved softness (2006-12-19),

4. 5981796 - Process for the manufacture of carboxylic acids (1999-11-09),

5. 5177185 - Polymerization of co/olefin with sets of temperature/pressure conditions (1993-01-05),

6. 5145947 - Copolymerization of co/olefin by transmitting power to polymer slurry (1992-09-08),

7. 5138032 - Batch/continuous polymerization of olefin/carbon monoxide (1992-08-11),

8. 5122591 - Polymerization of CO/olefin with increased catalyst composition (1992-06-16),

9. 5115094 - Polymerization of CO/olefin with molar ratio of non hydrohalogenic acid (1992-05-19),

10. 5095091 - Polymerization of CO/olefin with two distinct temperatures (1992-03-10),

11. 5077384 - Carbon monoxide/olefin copolymer having wide molecular weight (1991-12-31),

12. 5021547 - Continuous polymerization of Co/olefin in plurality of reactors in series (1991-06-04),

13. 4904342 - Process for pulping lignocellulose-containing material (1990-02-27),

14. 4786443 - Process for the carbonylation of olefinically unsaturated compounds with (1988-11-22),

Title: Innovations and Contributions of Leonardus Petrus

Introduction

Leonardus Petrus is a notable inventor based in Amsterdam, Netherlands. He has made significant contributions to the field of chemical engineering, particularly in the area of hydrogenation processes and reactive distillation. With a total of 14 patents to his name, Petrus has demonstrated a commitment to advancing technology and improving industrial processes.

Latest Patents

Among his latest patents is a process for the hydrogenation of a lactone or a carboxylic acid or an ester having a gamma-carbonyl group. This invention provides a method for hydrogenating a reactant selected from a specific group, enhancing the efficiency of chemical reactions. Another significant patent is for a process for reactive distillation of a carboxylic acid. This innovative process involves reacting a carboxylic acid with an alcohol under esterifying conditions in the presence of a catalyst, optimizing the production of esters in a reactive distillation column.

Career Highlights

Leonardus Petrus has worked with prominent companies such as Shell Oil Company and Hexion Specialty Chemicals, Inc. His experience in these organizations has allowed him to apply his inventive skills in real-world applications, contributing to advancements in chemical processes and product development.

Collaborations

Throughout his career, Petrus has collaborated with esteemed colleagues, including Barend Mastenbroek and Philip J De Smedt. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Leonardus Petrus is a distinguished inventor whose work has significantly impacted the field of chemical engineering. His innovative patents and collaborations reflect his dedication to advancing industrial processes and technology.

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