|
DE1958494A1
|
|
Multi-layer air filter
|
|
DE1920769A1
|
|
Laminated filter for separation of solid and - liquid particles from gases
|
|
DE1813104A1
|
|
Air and water heat material exchanger for cool - ing and humidifying air
|
|
GB957273A
|
|
Improvements in or relating to electrostatic separators
|
|
DE1152948B
|
|
Device for loosening up and evacuating loose material from a receptacle
|
|
GB921381A
|
|
Regulating flap valve particularly for gaseous media
|
|
DE1139794B
|
|
Pneumatic chute for conveying bulk goods
|
|
DE1184163B
|
|
Louvre flap for volume control, especially for gaseous media
|
|
GB892908A
|
|
A polarized filter element
|
|
GB879349A
|
|
Improvements in or relating to settling tanks
|
|
GB891428A
|
|
Improvements in the pneumatic conveyance of bulk materials
|
|
DE1146443B
|
|
System for the pneumatic conveying of bulk goods by means of three or more conveying containers
|
|
DE1091697B
|
|
Cable control device for constant pressure axial fans
|
