John A Meidl

Title: John A Meidl: Innovator in Chemical Engineering

Introduction

John A Meidl is a notable inventor based in Schofield, Wisconsin. He has made significant contributions to the field of chemical engineering, holding a total of 3 patents. His work focuses on innovative solutions for industrial processes, particularly in the treatment of waste and reactor management.

Latest Patents

One of his latest patents is for a blowdown pot designed for a reactor. This blowdown pot features an inlet pressure control valve that allows for the continuous or semi-continuous removal of unwanted residue, such as ash from a high-pressure chemical reactor. The design minimizes steam flashing and vessel wear while maintaining a liquid level within the pot. Another significant patent addresses the purification of non-biodegradable industrial wastewaters. This process involves treating industrial wastes through wet oxidation, followed by biological oxidation in the presence of biomass and powdered activated carbon. The spent carbon and excess biomass are then subjected to wet oxidation to regenerate the activated carbon.

Career Highlights

Throughout his career, John has worked with reputable companies, including Sterling Drug Inc. and Zimpro Inc. His experience in these organizations has contributed to his expertise in chemical processes and waste management.

Collaborations

John has collaborated with notable coworkers such as Thomas J Vollstedt and Louis A Pradt. Their combined efforts have led to advancements in their respective fields.

Conclusion

John A Meidl's innovative patents and career achievements highlight his significant impact on chemical engineering. His work continues to influence the industry and improve processes related to waste management and reactor efficiency.