Baffle for alcohol stills
Baffle for alcohol stills
Barometric distillation system
Batch thermolytic distillation of carbonaceous material
Battery of horizontal coke ovens
Battery of horizontal coke ovens and method for operating the sa
Blade heat exchanger
Blade heat exchanger
Block short-way evaporator with wiped-off film
Boiler/condenser assembly for high efficiency purification syste
Bra storing case
Bunker construction for charging hot, dry coal and cold, wet coa