Natural gas reciprocating compressor
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United States of America Patent
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Jan 26, 2021
Grant Date -
Mar 8, 2018
app pub date -
Sep 2, 2016
filing date -
Sep 2, 2016
priority date (Note) -
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Abstract
A reciprocating compressor including a compressor frame including a drive shaft received therein, a rotary to linear motion converter coupling the drive shaft and a first end of a piston rod, a piston coupled to a second end of the piston rod, a compression cylinder in which the piston is received, an inlet valve coupled to the compression cylinder and a discharge valve coupled to the compression cylinder, a pressure casing encasing the compressor frame and the rotary to linear motion converter, a motor coupled to the drive shaft, wherein the motor is located external to the pressure casing, and a mechanical seal coupled between the drive shaft and the pressure casing.
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