Raymond Zhou Shaw

7 Patents

• US126184072026

  Connecting Ring of a Root Vacuum Pump

  ELIVAC Inc

  0 cites
• US123724472025

  Alternating Pressure Fatigue Test System for High-speed Train Based on Internal Root Pump Loading Mechanism

  ELIVAC Inc

  0 cites
• US123203532025

  Vacuum System Having Condenser and Root Vacuum Pump Set

  ELIVAC Inc.

  0 cites
• US122978312025

  Parallel Connected Multiple Shaft Roots Vacuum Pump

  China Link Consultant Company Ltd

  0 cites
• US120186812024

  Oil Box Device of a Roots Vacuum Pump with a Crossed Cooling Water Tube Set

  RAYMOND Z. SHAW

  0 cites
• US118150952023

  Power Saving Vacuuming Pump System Based on Complete-bearing-sealing and Dry-large-pressure-difference Root Vacuuming Root Pumps

  ELIVAC Inc.

  0 cites
• US116192312023

  Complete Bearing-sealed Root Vacuum Pump System Capable of Promoting Vacuum Ability of Condenser of Power Plant

  ELVAC Inc.

  0 cites