Company Filing History:

4 out of 171

The International Nickel Company, Inc.

patents

4 out of 1,173

International Paper Company

where one patent can have more than one assignee

Years Active: 1978-1987

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4702807 - Electrochemical process for bleaching wood pulp using chlorate and a (1987-10-27),

2. 4622101 - Method of oxygen bleaching with ferricyanide lignocellulosic material (1986-11-11),

3. 4622100 - Process for the delignification of lignocellulosic material with oxygen, (1986-11-11),

4. 4596630 - Process for the electrochemical reductive bleaching of lignocellulosic (1986-06-24),

5. 4358892 - Method of producing battery and electrolytic cell electrodes (1982-11-16),

6. 4297421 - Battery and electrolytic cell electrodes (1981-10-27),

7. 4259418 - Photoelectrochemical cell with in-situ storage using hydrogen storage (1981-03-31),

8. 4121024 - Negative electrode for lead-acid storage battery (1978-10-17),

Title: The Innovative Contributions of Michael N Hull

Introduction

Michael N Hull is a notable inventor based in Bardonia, NY (US), recognized for his significant contributions to the field of electrochemical processes. With a total of 8 patents to his name, Hull has made strides in improving the efficiency and effectiveness of pulp bleaching and delignification processes.

Latest Patents

Among his latest patents, Hull has developed an electrochemical process for bleaching wood pulp using chlorate. This innovative method involves the use of metallic chlorates and vanadium catalysts in the presence of an electric current, resulting in pulp fibers with enhanced brightness and viscosity. Another significant patent focuses on the delignification of lignocellulosic material with oxygen. This process utilizes primary and secondary amines along with ferricyanide-assisted oxygen delignifying bleaching, allowing for the rapid removal of lignin while retaining higher pulp viscosity.

Career Highlights

Throughout his career, Hull has worked with prominent companies such as the International Nickel Company, Inc. and International Paper Company. His work in these organizations has contributed to advancements in the paper and pulp industry, showcasing his expertise in electrochemical applications.

Collaborations

Hull has collaborated with esteemed colleagues, including Vacheslav M Yasnovsky and Pierre P Turillon. These partnerships have further enriched his research and development efforts in the field.

Conclusion

Michael N Hull's innovative work in electrochemical processes has significantly impacted the pulp and paper industry. His patents reflect a commitment to enhancing production methods and improving product quality.

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