|
CA993728A
|
|
Damper
|
|
CA930265A
|
|
Welded header and tube assembly for steam generators
|
|
US3515101A
|
|
Welded header and tube assembly for steam generators
|
|
US3443548A
|
|
High temperature and high pressure steam generator
|
|
US3428173A
|
|
Receiving,classifying and propelling device
|
|
US2444514A
|
|
Tube-ice machine using compressor to reverse pressure
|
|
US2453140A
|
|
Adjustable cutter for tube-ice machines
|
|
US2405944A
|
|
Direct expansion chiller
|
|
US2344606A
|
|
Double pipe expansion chiller
|
|
US2396308A
|
|
Timing system for ice making apparatus
|
|
US2340759A
|
|
Double pipe chiller
|
|
US2239234A
|
|
Ice freezing apparatus
|
|
US2232478A
|
|
Floating head for heat exchangers
|
|
US2200424A
|
|
Method and apparatus for freezing ice
|
|
US2137373A
|
|
Double pipe chiller
|
|
US2099493A
|
|
Double pipe heat exchanger
|
|
US1949157A
|
|
Absorption refrigerating apparatus
|
