Spring, TX, United States of America

William David Kief

This inventor holds 1 USPTO granted patent. Top assignee: Shell Oil Comapny. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: William David Kief. Retrieved from https://idiyas.com/inventor/william-david-kief

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: William David Kief: Innovator in Distillation Technology

Introduction

William David Kief is a notable inventor based in Spring, TX (US). He has made significant contributions to the field of distillation technology, particularly with his innovative patent that addresses the separation of liquid and vapor in distillation processes. His work is recognized for its practical applications in the industry.

Latest Patents

Kief holds a patent for an "Apparatus for separation of liquid and vapor in distillation/flashing." This invention utilizes a portion of the feed line to a distilling column or flasher as a flow-through cyclone. The design induces vortex flow in the flasher feed line using a swirl vane assembly, which features drainage slots to prevent liquid entrapment. A shave-off device at the discharge end minimizes re-entrainment of liquids, ensuring efficient operation. The non-intrusive nature of this device also helps to minimize vapor phase pressure drop.

Career Highlights

William David Kief is associated with Shell Oil Company, where he has applied his expertise in distillation technology. His innovative approach has contributed to advancements in the efficiency of distillation processes, making a notable impact in the industry.

Collaborations

Kief has worked alongside notable colleagues, including Robert Patrick Bannon, who is now deceased, and Louis Edward Stein. Their collaborative efforts have furthered the development of technologies in the field.

Conclusion

William David Kief's contributions to distillation technology through his innovative patent demonstrate his commitment to improving industrial processes. His work continues to influence the field, showcasing the importance of innovation in engineering.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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