Resources Contact Us Home
Hollow-fiber permeability apparatus

Image Number 13 for United States Patent #4214990.

A hollow-fiber permeability apparatus includes:a housing; a bundle of permeable-wall hollow fibers disposed in the housing; inlet means for supplying a first fluid into the spaces between the fibers; outlet means for withdrawing the first fluid from the housing, the first fluid being led through at least one of the inlet and outlet means in a lamelliform flow toward the bundle, whereby the first fluid can uniformly flow through the whole bundle; and means for flowing a second fluid inside the fibers such that materials selectively permeate through the walls of the fibers.

  Recently Added Patents
Multi display device and method of controlling the same
Power conversion device for electric vehicle
Adaptive known signal canceller
Systems, methods, and computer readable media for providing information related to virtual environments to wireless devices
Method for culturing lactic acid bacterium and method for producing fermented milk
Systems, methods, and media for firewall control via remote system information
  Randomly Featured Patents
1,3,2-oxazaphospholidine stabilizers
Command controlled multi-storage space protection key pretesting system permitting access regardless of test result if selected key is predetermined value
Dental materials based on liquid crystalline monomers
Method and system for controlling the exchange of vehicle related messages
Immunogenic substances comprising a polyinosinic acid--polycytidilic acid based adjuvant
Hand-held cordless vacuum cleaner
Partition frame construction having wireways and off-module connection
Automobile air vent
Suture management and tensioning devices and methods for soft tissue reconstruction or bone-to-bone fixation