Location History:
- Bougival, FR (2018 - 2020)
- Chatou, FR (2020)
Company Filing History:
3 out of 72 
1 out of 61 
Years Active: 2018-2020
Title: Marielle Gagniere: Innovator in Hydrocarbon Processing
Introduction
Marielle Gagniere is a prominent inventor based in Bougival, France. She has made significant contributions to the field of hydrocarbon processing, particularly through her innovative patents. With a total of 3 patents, her work focuses on enhancing the efficiency of hydroconversion and oligomerization processes.
Latest Patents
One of her latest patents is a coil-wound heat exchanger designed for hydrotreatment or hydroconversion. This invention relates to a device and process that utilizes a single-pass heat exchanger formed by a vertical chamber with helically wound tubes. This design allows for effective heating and distribution of hydrocarbon feedstock and hydrogen mixtures, as well as cooling the reaction effluent from the treatment section.
Another notable patent involves a process for the oligomerization of light olefins. This process includes a reaction section with at least two permutable reactors, promoting selectivity for middle distillates. The innovative setup allows for optimized catalytic reactions, enhancing the production of valuable hydrocarbons.
Career Highlights
Marielle has worked with reputable companies such as Axens and Sasol Technology (Pty) Limited. Her experience in these organizations has contributed to her expertise in hydrocarbon processing technologies.
Collaborations
Throughout her career, Marielle has collaborated with notable professionals, including Claire Silberstein and Odile Lajeunesse. These partnerships have further enriched her work and innovations in the field.
Conclusion
Marielle Gagniere stands out as a significant figure in hydrocarbon processing innovation. Her patents reflect her commitment to advancing technology in this critical industry.