Dominique Lachenal

Title: Innovations by Dominique Lachenal

Introduction

Dominique Lachenal is a notable inventor based in Echirolles, France. He has made significant contributions to the field of paper pulp preparation and treatment. With a total of 3 patents, Lachenal's work focuses on innovative methods and devices that enhance the efficiency of pulp processing.

Latest Patents

Lachenal's latest patents include a device and method for treating the black liquor resulting from pulping by hydrothermal liquefaction. This invention relates to a paper pulp preparation device that comprises a wood component cooking unit and a hydrothermal liquefaction unit. The invention also details the use of such a device in a method of treating the black liquor resulting from pulping and a method of preparing paper pulp from wood. Another significant patent is a method for treating chemical pulps by treatment with ozone in the presence of magnesium ions. This method involves treating the pulp with ozone followed by alkaline extraction, which occurs in the presence of magnesium ions (Mg).

Career Highlights

Throughout his career, Lachenal has worked with various companies, including Itt Manufacturing Enterprises, Inc. and Commissariat à l'énergie atomique et aux énergies alternatives. His experience in these organizations has contributed to his expertise in the field of pulp treatment and innovation.

Collaborations

Lachenal has collaborated with notable individuals such as Christine Chirat and Guillaume Pipon. These partnerships have likely enriched his work and led to further advancements in his inventions.

Conclusion

Dominique Lachenal's contributions to the field of paper pulp preparation and treatment demonstrate his innovative spirit and dedication to improving industrial processes. His patents reflect a commitment to advancing technology in this area.