Use of nanotracers for imaging and/or monitoring fluid flow and improved oil recovery

JA Rivero, SW Siddiqui - US Patent 9,689,253, 2017 - Google Patents
BACKGROUND As the Supply of conventional oil dwindles, heavy oil and bitumen are
expected to become an increasingly important source of fuel. Heavy oil and bitumen are …

Apparatus and methods for electromagnetic heating of hydrocarbon formations

MM Okoniewski, D Pasalic, P Vaca, G Clark - US Patent 10,760,392, 2020 - Google Patents
An apparatus and method for electromagnetic heating of a hydrocarbon formation. The
method involves providing electrical power to at least one electromagnetic wave generator …

Evaluation of formation utilizing wideband electromagnetic measurements

NV Seleznev, CY Hou, D Freed, R Akkurt - US Patent 10,451,763, 2019 - Google Patents
Methods and systems are provided for investigating a rock sample, in which wideband
electromagnetic response data are obtained and processed by inversion in order to …

Enhanced methods for recovering viscous hydrocarbons from a subterranean formation as a follow-up to thermal recovery processes

HR Motahhari, R Khaledi, N Saber… - US Patent 10,487,636, 2019 - Google Patents
Enhanced methods for recovering viscous hydrocarbons from a subterranean formation as a
follow-up to thermal recovery processes. The methods include injecting a solvent flood …

Self-forming travelling wave antenna module based on single conductor transmission lines for electromagnetic heating of hydrocarbon formations and method of use

T Apperley, MM Okoniewski - US Patent 11,008,841, 2021 - Google Patents
An apparatus and method for electromagnetic heating of a hydrocarbon formation is
presented. The apparatus is a radio frequency antenna module in a radio frequency …

Apparatus and methods for enhancing a coaxial line

MM Okoniewski, LP Tessier, T Apperley… - US Patent …, 2022 - Google Patents
An apparatus for a coaxial transmission line is provided. The apparatus can include a
dielectric member having an inner surface defining a bore along a longitudinal axis of an …

Thermal recovery methods for recovering viscous hydrocarbons from a subterranean formation

S Doraiswamy, R Khaledi, RD Kaminsky - US Patent 11,002,123, 2021 - Google Patents
Thermal recovery methods for recovering viscous hydrocarbons from a subterranean
formation. The thermal recovery methods include performing a plurality of injection cycles …

Apparatus and methods for enhancing petroleum extraction

MM Okoniewski, JS Nielsen - US Patent 10,774,629, 2020 - Google Patents
An apparatus and method for the extraction of hydrocarbons from an underground reservoir
using a well is disclosed. The apparatus comprises a power source operable to supply …

Apparatus and methods for electromagnetic heating of hydrocarbon formations

MM Okoniewski, D Pasalic, P Vaca, G Clark - US Patent 11,359,473, 2022 - Google Patents
An apparatus and method for electromagnetic heating of a hydrocarbon formation. The
method involves providing electrical power to at least one electromagnetic wave generator …

Method of oil recovery by impressed current

W Morris, AUS OLAYA - US Patent 11,920,447, 2024 - Google Patents
A method of oil recovery by applying an electrical signal to a reservoir of interest, wherein
said method comprises the following steps: obtaining the characteristic frequency of the …