Argon recovery from ammonia plant purge gas utilizing a combinat

Argon recovery from argon-oxygen-decarburization process waste g

Argon recovery from hydrogen depleted ammonia plant purge gas ut

Argon recovery from hydrogen depleted ammonia plant purge gas ut

Argon recovery from partial oxidation based ammonia plant purge

Atmosphere water recovery

Atmospheric gas separation method

Atmospheric moisture harvesters

Atmospheric water extractor and method

Automatic control for an air conditioner

Automatic outlet opening/closing apparatus of air-conditioner an

Auxiliary column cryogenic rectification system

Blower for the production of a mist or the like

Boiling process and a heat exchanger for use in the process

Bubble cap tray for melting solids and method for using same

Bus air conditioning unit

C.sub.4 Separation process

Carbon dioxide absorption methanol process

Carbon dioxide absorption methanol process

Carbon dioxide hydrocarbons separation process utilizing liquid-