REFRIGERANT COMPRESSOR WITH WEAR SLEEVE AND LUBRICANT BLENDS FOR HANDLING DEBRIS-LADEN FLUIDS
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United States of America Patent
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Issued Date -
Nov 30, 2023
app pub date -
May 31, 2023
filing date -
May 31, 2022
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Abstract
A compressor including a housing, a shaft configured to be rotated relative to the housing to compress a refrigerant, a motor configured to drive the shaft, a lubrication system configured to supply lubricant to the compressor, and a bearing configured to support the shaft. The shaft includes a wear-resistant sleeve-like treatment on at least a portion of an outer surface of the shaft adjacent the bearing. The lubricant is POE oil or a lubricant blend composition that includes two or more lubricants, the two or more lubricants including a first lubricant and a second lubricant.
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