One-step production of 1, 3-propanediol from ethylene oxide...
One-step production of 1,3-propanediol from ethylene oxide...
One-step synthesis of double metal cyanides
One-touch fitting type single or multiple adapter, filter...
One-way guided filter pad assembly
Onstream backflush filter
Open contact reactor
Opening mechanism for laboratory microtube
Operable and efficient distillation schemes for...
Operating method
Operating modes control process for an automatic water...
Operation of a frosting vessel of an anti-sublimation system
Operation of an upflow filter and non-buoyant filter bed in...
Operation of an upflow filter and non-buoyant filter bed in...
Operation of glow discharges
Operation of glow discharges
Operation of mixed conducting metal oxide membrane systems...
Operatory water disinfection system
Opposed piston-cylinders operating a combined...
Opposite handed variable groove threaded screw and barrel...