Photoacoustic Nanotracers for Subsurface Applications: Opportunities and Challenges

JM Felix Servin, HA Al-Sadeg… - SPE Annual Technical …, 2021 - onepetro.org
Tracers are practical tools to gather information about the subsurface fluid flow in
hydrocarbon reservoirs. Typical interwell tracer tests involve injecting and producing tracers …

Superheated phase changing nanodroplets for hydrocarbon reservoir applications

JMF Servin, AI Abdel-Fattah - US Patent 11,708,524, 2023 - Google Patents
A method includes injecting an aqueous-based injection fluid into a wellbore at a first
temperature, where the aqueous-based injection fluid includes phase-changing …