Pascal Rivat

Title: Innovations of Pascal Rivat

Introduction

Pascal Rivat is a notable inventor based in Saint Etienne de Saint Geoirs, France. He has made significant contributions to the field of crystalline material production, holding 2 patents that showcase his innovative approach to technology.

Latest Patents

Rivat's latest patents include a "Device and process for producing a block of crystalline material." This invention establishes a temperature gradient in a crystallization crucible using a heat source and a cooling system. The cooling system features a heat exchanger and an adjustable additional heat source, which is preferably an induction coil cooled by a circulating coolant liquid. The fabrication process involves heating the crucible from the top while controlling heat extraction downwards through the heat exchanger and the adjustable heat source.

Another significant patent is the "Crucible for a device for producing a block of crystalline material and method for producing same." This invention describes a crucible where the bottom has superior thermal transfer properties compared to the side walls. The materials used for the bottom and side walls share the same main chemical constituents, with the bottom being transparent to infrared radiation and the side walls opaque. The crucible can be made of amorphous silica for the bottom and opaque quartz ceramic for the side walls, or even graphite.

Career Highlights

Throughout his career, Pascal Rivat has worked with various companies, including Apollon Solar and Cyberstar. His work in these organizations has contributed to advancements in solar technology and other innovative fields.

Collaborations

Rivat has collaborated with notable individuals such as Roland Einhaus and Francois Claude Lissalde. These partnerships have likely enhanced his research and development efforts in crystalline material production.

Conclusion

Pascal Rivat's contributions to the field of crystalline material production through his innovative patents and collaborations highlight his role as a significant inventor. His work continues to influence advancements in technology and materials science.