[Class : 6] Steel And Alloy Castings, Silicon Iron, Valves Of Metal Other Than Parts Of Machines, Safety And Safety Relief Valves, Pfa Or Fep Lined Ball Check Valves, Teflon Lined Plug Valves, Ptfe Sleeved Plug Valves, Buterfly Valves And Vane Type Acturators.

[Class : 21] "Fused, Silica, Hydrophilic Fumed Silica And Hyderphoci Fumed Silica".

[Class : 7] "Mechanical Seals, Rapture Disks And Assemblies, Explosion Vents/Panels And Doors And Isolator Disks On/Off Plug Valves And Accessories, Butterfly Valves, Fluorocarbon And Ptfe Lined Ball Valves, Check Valves And Accessories, Safety Valves, Safety Relief Valves And Relief Valves And Accessories Thereof; Safety And Safety Relief, Valves Forming Part Of Machines, M...