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Popular keywords： Petroleum machinery Profile control pump Petroleum machinery and equipment

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(Invention) (September 29, 2023) A hydraulic cylinder assembly and elastic cover processing equipment for hydraulic profile control injection equipment -2
(Invention) (July 14, 2023) - Intelligent Online Detection Injection Device-1
(Invention) (July 14, 2023) - Intelligent Online Detection Injection Device-2
(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

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