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BAKER HUGHES INCORPORTATED

BAKER HUGHES INCORPORTATED Patent applications
Patent application numberTitlePublished
20100242718METHOD AND SYSTEM FOR CONTROL OF HYDRAULIC SYSTEMS - A hydraulic actuation system includes a metering valve; and a piston arrangement hydraulically in parallel with the metering valve, the system configured to preferentially move the piston to precharge an end device with hydraulic fluid prior to supplying an actuation fluid volume to the end device and method for actuating a hydraulic end device.09-30-2010