(Invention) (2023.5.12) An oilfield oil sludge injection equipment with self-cleaning function -2 Honorary qualifications TPB hydraulic profile injection ,Intelligent profile control inje,Foam injection pry block

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(Invention) (2023.5.12) An oilfield oil sludge injection equipment with self-cleaning function -2

(Invention) (2023.5.12) An oilfield oil sludge injection equipment with self-cleaning function -2

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