Location History:
- Schofield, WI (US) (1997)
- Mosinee, WI (US) (2001)
- Weston, WI (US) (2012)
Company Filing History:
Years Active: 1997-2012
Title: Lori L. Bushar: Innovator in Lignosulfonate Applications
Introduction
Lori L. Bushar is a notable inventor based in Weston, WI (US), recognized for her contributions to the field of lignosulfonate applications. With a total of three patents to her name, she has made significant advancements in the separation of gangue materials from metallic sulfide ores and the enhancement of cement compositions.
Latest Patents
One of her latest patents is titled "Hardwood lignosulfonates for separating gangue materials from metallic sulfide ores." This invention discloses compositions and methods for effectively separating gangue material from metallic sulfide ores. The compositions typically include a lignosulfonate and do not contain a cyanide salt. Suitable lignosulfonates may include hardwood lignosulfonate with a weight average molecular weight ranging from about 3 kDa to about 12 kDa, characterized by relatively low sulfur and sulfonate content.
Another significant patent is the "Ammoxidized lignosulfonate cement dispersant." This modification to lignosulfonate aims to reduce the set retarding and air-entraining properties commonly experienced when using lignosulfonates as water-reducing admixtures in cement compositions. The modified lignosulfonate is produced through the oxidative reaction of a lignosulfonate or one of its salts with ammonia or another amine in an aqueous solution.
Career Highlights
Lori L. Bushar is currently employed at Lignotech USA, Inc., where she continues to innovate and develop new applications for lignosulfonates. Her work has contributed to advancements in both mining and construction industries, showcasing her versatility as an inventor.
Collaborations
Lori has collaborated with notable colleagues such as Jerry D. Gargulak and William J. Detroit, further enhancing her research and development efforts in lignosulfonate applications.
Conclusion
Lori L. Bushar stands out as a pioneering inventor in the field of lignosulfonate applications, with her innovative patents addressing critical challenges in material separation and cement composition. Her contributions continue to impact various industries positively.