Hollow filament separatory module

Hollow filament separatory module and method of fabrication

Hollow polyvinyl alcohol fibers

Hollow-fiber filter module

Hollow-fiber permeability apparatus

Hollow-fiber permeability apparatus

Hollow-fiber permeability apparatus

Hydrophobic diffusion membranes for blood having wettable surfac

Immersible molecular filter unit and process of making it

Immersion dialyzer

Integral artificial kidney unit

Large tube assemblies for reverse osmosis

Liquid treatment apparatus

Manifold for ultra filtration machine

Mass transfer apparatus and process

Mass transfer device

Mass transfer device

Membrane apparatus having alternate opposite flow transverse to

Membrane diffusion device having ribbed membrane support

Membrane diffusion device with external compression