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For the Inventor, By the Inventor

Houston, TX, United States of America

George Kalfoglou

This inventor holds 37 USPTO granted patents, primarily in Oil Recovery Additives. Top assignee: Texaco Inc.. Active years: 1977-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: George Kalfoglou. Retrieved from https://idiyas.com/inventor/george-kalfoglou

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

USPTO Granted Patents = 37

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 12

Forward Citations = 446(Granted Patents)


Company Filing History:

goldMedal37 out of 3,161 
 
Texaco Inc.
 patents

Years Active: 1977-2005

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Areas of Expertise:
Lignosulfonates
Surfactants
Hydrocarbon Recovery
Enhanced Oil Recovery
Oil-in-Water Emulsions
Tertiary Oil Recovery
Clay Treatments
Graft Copolymers
Chemical Additives
Viscous Hydrocarbon Transportation
Modified Polymers
Waterflooding
37 patents (USPTO):Explore Patents
1. 6942031 - Lignosulfonate-acrylic acid graft copolymers as sacrificial agents for carbon dioxide foaming agents (2005-09-13),
2. 6186231 - Conformance improvement in hydrocarbon bearing underground strata using lignosulfonate-acrylic acid graft copolymer gels (2001-02-13),
3. 5251698 - Method of using lignosulfonate-acrylic acid graft copolymers as (1993-10-12),
4. 5167281 - Dialkylate additives for surfactant sytems (1992-12-01),
5. 5009268 - Method of using a combination lignosulfonate/polyalkylene glycol system (1991-04-23),
6. 4869732 - Deoxygenation of aqueous polymer solutions used in enhanced oil recovery (1989-09-26),
7. 4627494 - Method of using a lignosulfonate/carbohydrate system as a sacrificial (1986-12-09),
8. 4344487 - Modified lignosulfonates as additives in oil recovery processes (1982-08-17),
9. 4343711 - Surfactant fluid suitable for use in waterflood oil recovery method (1982-08-10),
10. 4296812 - Surfacant waterflooding oil recovery method (1981-10-27),
11. 4276933 - Surfactant waterflood method for the recovery of oil (1981-07-07),
12. 4269270 - Sulfomethylated lignosulfonates as additives in oil recovery processes (1981-05-26),
13. 4267886 - Lignosulfonates carboxylated with chloroacetic acid as additives in oil (1981-05-19),
14. 4249606 - Lignosulfonates carboxylated with carbon dioxide as additives in oil (1981-02-10),
15. 4236579 - Modified lignosulfonates as additives in oil recovery processes (1980-12-02),

Title: Innovations and Contributions of George Kalfoglou in the Field of Hydrocarbon Recovery

Introduction

George Kalfoglou, an innovative inventor based in Houston, TX, has made significant contributions to the field of hydrocarbon recovery through his extensive research and development efforts. With an impressive portfolio comprising 37 patents, he continues to push the boundaries of chemical engineering and petroleum technology.

Latest Patents

Among his latest innovations are two notable patents that focus on improving the efficiency of carbon dioxide foam flooding in hydrocarbon extraction. The first patent details a method for enhancing conformance during carbon dioxide foam floods by injecting an aqueous solution containing a carbon dioxide foaming surfactant and a lignosulfonate-acrylic acid graft copolymer. This invention aims to optimize the flow of hydrocarbons towards production wells for effective recovery.

The second patent outlines a method for reducing permeability in underground formations by utilizing a gelant solution that forms a stable gel upon injection. This formulation incorporates a lignosulfonate-acrylic acid graft copolymer along with a crosslinking agent to improve the conformance of hydrocarbon-bearing strata, thereby facilitating enhanced recovery processes.

Career Highlights

George Kalfoglou has dedicated his career to Texaco Inc., where he has applied his expertise to develop groundbreaking solutions for the challenges in hydrocarbon recovery. His innovative work not only contributes to the efficiency of extraction processes but also supports environmental sustainability through the reduction of waste and optimized resource management.

Collaborations

Throughout his career, Kalfoglou has collaborated with esteemed colleagues, including Kenoth H Flournoy and Grover S Paulett. These partnerships have fostered a creative exchange of ideas and have been pivotal in advancing their collective research and development goals in the industry.

Conclusion

George Kalfoglou exemplifies the spirit of innovation and dedication within the petroleum sector. His numerous patents and groundbreaking methods continue to play a crucial role in enhancing hydrocarbon recovery processes, reflecting his commitment to pushing the limits of current technology. As he continues his work at Texaco Inc., his contributions will undoubtedly leave a lasting impact on the field.

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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