|
US3216480A
|
|
Climbing and falling film evaporator with intermediate separation
|
|
US2656885A
|
|
Concentrating apparatus
|
|
US2624401A
|
|
Falling film evaporator with subjacent separating chamber
|
|
US2452465A
|
|
Centrifugal separator
|
|
US2473488A
|
|
Vortical current separator
|
|
US2384747A
|
|
Crystallizing evaporator
|
|
US2337317A
|
|
Cooling apparatus
|
|
US2339167A
|
|
Liquid level control for evaporators
|
|
US2150860A
|
|
Evaporator
|
|
US2207347A
|
|
Crystallizing evaporator
|
|
US2176873A
|
|
Method of mounting tube structures for evaporators
|
|
US1917841A
|
|
Method of and apparatus for evaporating solutions
|
|
US1840234A
|
|
Apparatus for evaporating industrial liquids
|
|
US1743122A
|
|
Method of treating mercerizing solution
|
|
US1533501A
|
|
Separator
|
|
US1393221A
|
|
Evaporator
|
|
US1506001A
|
|
Film evaporator
|
|
US1373041A
|
|
Evaporator
|
|
US1106532A
|
|
Evaporator.
|
|
US1054926A
|
|
Evaporator.
|
