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(Invention) (2023.5.12) An oilfield oil sludge injection equipment with self-cleaning function -1
(Invention) (2023.5.12) An oilfield oil sludge injection equipment with self-cleaning function -2
(Invention) (May 17, 2022) Automatic control method for an automatic control system of a horizontal pressure drive injection device used in oilfields -1
(Invention) (May 17, 2022) Automatic Control Method for an Automatic Control System of a Horizontal Pressure Drive Injection Device for Oilfield Use -2
$(Invention) (2022.2.1) A method for water injection and oil recovery under micro fracture pressure in low, ultra-low permeability oil reservoirs$

(Invention) (2022.2.1) A method for water injection and oil recovery under micro fracture pressure in low, ultra-low permeability oil reservoirs
$(Invention) (2022.2.1) A method for water injection and oil recovery under micro fracture pressure in low, ultra-low permeability oil reservoirs -2$

(Invention) (2022.2.1) A method for water injection and oil recovery under micro fracture pressure in low, ultra-low permeability oil reservoirs -2

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