David R Espinosa

Title: The Innovative Contributions of David R. Espinosa

Introduction

David R. Espinosa is a notable inventor based in Houston, Texas, recognized for his significant contributions to the field of hydrocarbon recovery. With a total of 13 patents to his name, Espinosa has developed innovative methods that enhance oil and gas operations. His work primarily focuses on the use of liquid polymer compositions to improve recovery processes.

Latest Patents

Espinosa's latest patents include methods for hydrocarbon recovery, which involve liquid polymer (LP) compositions comprising synthetic (co)polymers, such as acrylamide (co)polymers. These patents detail methods for preparing inverted polymer solutions by inverting LP compositions in an aqueous fluid. The resulting inverted polymer solutions can achieve a concentration of synthetic (co)polymer ranging from 50 to 15,000 ppm, with a filter ratio of 1.5 or less at 15 psi using a 1.2 μm filter. These innovative solutions are designed for use in oil and gas operations, particularly in enhanced oil recovery.

Career Highlights

Throughout his career, David R. Espinosa has worked with prominent companies in the industry, including Chevron U.S.A. Inc. and Kemira Oyj. His experience in these organizations has allowed him to refine his expertise in hydrocarbon recovery and polymer applications.

Collaborations

Espinosa has collaborated with several professionals in his field, including Dennis Arun Alexis and Varadarajan Dwarakanath. These collaborations have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

David R. Espinosa's innovative work in hydrocarbon recovery through liquid polymer compositions has made a significant impact on the oil and gas industry. His patents and collaborations reflect his dedication to advancing technology in this critical field.