|
DE547852C
|
|
Circulating lubrication device for machines running on the test stand
|
|
US1742096A
|
|
Centrifugal separator
|
|
US1742095A
|
|
Centrifugal separator
|
|
DE501579C
|
|
Centrifugal machine with a pre-sludge chamber and coaxial ring walls sitting on the lid or bottom of the drum
|
|
GB262093A
|
|
An improved oil-purifier for heat engines
|
|
DE439711C
|
|
Cleaning device for oils, especially lubricating oils, of explosion engines and the like. like
|
|
GB230848A
|
|
A centrifugal oil separator for use with heat engines
|
|
DE417862C
|
|
Cleaning device for oils, especially lubricating oils from explosion engines and the like. like
|
