|
GB887095A
|
|
Improvements relating to continuous vacuum filters
|
|
GB883840A
|
|
Improvements relating to filters
|
|
GB879364A
|
|
Improvements relating to continuous vacuum filters
|
|
GB870769A
|
|
Improvements relating to disc filters
|
|
GB878912A
|
|
Improved jig type washbox
|
|
GB878835A
|
|
Improvements relating to bucket elevators and similar endless conveyors
|
|
GB865824A
|
|
Improvements relating to mechanical filters
|
|
GB842506A
|
|
Improvements relating to bucket elevators and scraper conveyors
|
|
GB811460A
|
|
Apparatus for controlling and recording the operation of washer boxes
|
|
GB796409A
|
|
Improvements in or relating to the control of coal-washing apparatus
|
|
GB682827A
|
|
A washer box for use in connection with coal washing installations
|
|
GB722993A
|
|
A valve for the automatic control of the supply of a fluid to a system
|
|
GB721741A
|
|
A washer box for coal and other minerals
|
|
GB732892A
|
|
A froth flotation cell
|
|
GB623683A
|
|
Coal washing apparatus
|
|
GB619475A
|
|
Improvements relating to washer boxes for coal and other minerals
|
|
GB597123A
|
|
Improvements relating to washer boxes for coal and other minerals
|
|
GB510293A
|
|
Scraper winch with reserve of cable
|
|
GB491190A
|
|
A flap device for skips and hoppers
|
|
GB506387A
|
|
Loading apparatus for use in mines
|
