|
US2014367322A1
|
|
Rotary strainer
|
|
US5674403A
|
|
Backwash retention device and method
|
|
US5312544A
|
|
Continuous strainer
|
|
US4800915A
|
|
Butterfly valve
|
|
US4008611A
|
|
Fluid flow measuring apparatus
|
|
US3695300A
|
|
Goggle valve with limit switch
|
|
US3640395A
|
|
Automatic self-cleaning strainer
|
|
US3653647A
|
|
Blast furnance top cone and steam control nozzle assembly
|
|
US3669269A
|
|
Industrial plant for recovering solids from liquids
|
|
US3635348A
|
|
Automatic self-cleaning strainers
|
|
US3556702A
|
|
Blast furnace stove burner assembly
|
|
US3557823A
|
|
Water cooled valve disk for gate valves
|
|
US3516550A
|
|
Rotary drum strainer
|
|
US3435696A
|
|
Protective apparatus
|
|
US3397784A
|
|
Twin basket strainer with pressure-responsive backwash means
|
|
US3442484A
|
|
Blast furnace backdraft valve
|
|
US3421388A
|
|
Actuating and reducing gear for heavy valves and other equipment
|
|
US3378240A
|
|
Furnace gas cleaning and cooling apparatus
|
|
GB1146529A
|
|
Twin basket strainer
|
|
US3348832A
|
|
Automatic stove selection system for blast furnaces
|
