Company Filing History:
Years Active: 1990
Title: Doni G Grande: Innovator in Gaseous Impurity Measurement
Introduction
Doni G Grande is a notable inventor based in Baton Rouge, LA (US). She has made significant contributions to the field of measurement technology, particularly in the detection of gaseous impurities in solid materials. Her innovative work has implications for various industries, including semiconductor manufacturing.
Latest Patents
Doni G Grande holds a patent for an "Apparatus for measuring gaseous impurity in solids." This invention provides an improved thermal conductivity detector that determines low levels of gaseous impurities vaporized from solid samples. Specifically, it can detect hydrogen impurities vaporized from solid polysilicon beads down to a limit of about 0.1 ppm by weight. The apparatus features a syringe injection pump for calibration, a computer for controlling the syringe infusion pump, and means for managing pressure and mass flows of gas streams.
Career Highlights
Doni G Grande is associated with Ethyl Corporation, where she has applied her expertise in measurement technology. Her work has been instrumental in advancing the capabilities of detection systems used in various applications.
Collaborations
Doni has collaborated with notable colleagues, including Donald R Blevins and Gottlieb C Gaeke, Jr. These partnerships have contributed to the development and refinement of her innovative technologies.
Conclusion
Doni G Grande's contributions to the field of gaseous impurity measurement highlight her role as a pioneering inventor. Her work continues to influence advancements in measurement technology and its applications in industry.