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  1. The Influence of Liquid Refrigerant on Refrigerating Compressors Sliding Surfaces
  2. Tribological Wear in the Complex Service Conditions
  3. Description of the Experimental Method and Procedure of Model Wear Test of Refrigeration Compressors’ Parts
  4. Research Works on the Influence of Substituting the Refrigerant R22 with Propane (R290) on the Condition of the State of Sliding Surfaces Occurring in Piston Compressors