Patent - Cast Iron Inlaid Copper  Sluice
Patent - Cast Iron Inlaid Copper Sluice
Patent - Cone valve
Patent - Cone valve
Patent - High Temperature Flue Butterfly Valve
Patent - High Temperature Flue Butterfly Valve
Patent - High Temperature Knife Gate Valve
Patent - High Temperature Knife Gate Valve
Patent - Special Valve
Patent - Special Valve
Patent  - Goggle Valve
Patent - Goggle Valve
Patent - Forged Steel Turnnion Mounted Ball Valve
Patent - Forged Steel Turnnion Mounted Ball Valve
Patent -Stacked Beam Sluice
Patent -Stacked Beam Sluice
Patent - Stainless Steel Sluice
Patent - Stainless Steel Sluice