The Hague, Netherlands

Marinus J Spiessens

This inventor holds 1 USPTO granted patent. Top assignee: Shell Oil Comapny. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Marinus J Spiessens. Retrieved from https://idiyas.com/inventor/marinus-j-spiessens

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1992

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1 patent (USPTO):Explore Patents

Title: Marinus J Spiessens: Innovator in Hydrocarbon Processing

Introduction

Marinus J Spiessens is a notable inventor based in The Hague, Netherlands. He has made significant contributions to the field of hydrocarbon processing, particularly through his innovative patent.

Latest Patents

Spiessens holds a patent for a "Process for the catalytic cracking of a hydrocarbon oil." This invention features a device designed for introducing hydrocarbons into a riser reactor. The device includes a tubular diluent gas conduit with an interior surface and exterior wall surface. The interior wall surface is utilized for passing a diluent gas into the reactor, while two or more longitudinally perforated tubular hydrocarbon supply conduits are arranged within the diluent gas conduit. The longitudinal perforations are specifically adapted to allow the diluent gas to pass from the tubular diluent gas conduit into the hydrocarbon supply conduit.

Career Highlights

Marinus J Spiessens is associated with Shell Oil Company, where he has been able to apply his expertise in hydrocarbon processing. His work has contributed to advancements in the efficiency and effectiveness of hydrocarbon cracking processes.

Collaborations

Spiessens has collaborated with notable colleagues, including Frank H Khouw and Martin J Nieskens. These partnerships have likely enhanced the development and implementation of innovative solutions in their field.

Conclusion

Marinus J Spiessens is a distinguished inventor whose work in hydrocarbon processing has led to valuable advancements in the industry. His patent reflects a commitment to innovation and efficiency in hydrocarbon oil processing.

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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