Pneumatic oil pumping device
The utility model relates to the technical field of oil pumping equipment, in particular to a pneumatic oil pumping device, which is characterized in that a top cover is fixed on the upper surface of a protective shell, a clamping mechanism is mounted between the protective shell and the top cover,...
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Main Authors | , , |
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Format | Patent |
Language | Chinese English |
Published |
14.05.2024
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Subjects | |
Online Access | Get full text |
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