| Patent Number |
Title Of Patent |
Date Issued |
| 6083297 |
Gas dehydration membrane with low oxygen and nitrogen permeability |
July 4, 2000 |
| The invention relates to a gas dehydration membrane comprising a membrane having pores communicating between a first and an opposing second surface of the membrane and further having an average pore diameter on the first surface of the membrane which is about 10 to 1000 times smaller tha |
| 5853586 |
Thin pliable polymeric film for sealing microplates |
December 29, 1998 |
| A sealing member for a multi-well microfiltration plate comprises a flexible sealing material which, in response to the application of differential pressure, will flex or collapse in the direction of the filtration along the contour of each individual well. A process maintains a diff |
| 5665247 |
Process for sealing microplates utilizing a thin polymeric film |
September 9, 1997 |
| A sealing member for a multi-well microfiltration plate comprises a flexible sealing material which, in response to the application of differential pressure, will flex or collapse in the direction of the filtration along the contour of each individual well. A process maintains a diff |
| 5131928 |
High pressure facilitated membranes for selective separation and process for the use thereof |
July 21, 1992 |
| The subject invention relates to a membrane for the selective separation of at least one component of a gaseous feed stream comprising a porous membrane, having pores of from about 10 Angstroms to about 200 Angstroms, the pores containing a facilitator liquid having an affinity for the a |
| 5057641 |
High pressure facilitated membranes for selective separation and process for the use thereof |
October 15, 1991 |
| The subject invention relates to a process for the selective separation of at least one component of a gaseous feedstream comprising passing the feedstream containing the component through a separation unit, the separation unit containing a porous membrane having a feed side and a pe |
| 4661629 |
Separation of phenylalanine from phenylalanine ethyl ester |
April 28, 1987 |
| Separating phenylalanine from its admixture with phenylalanine ethyl ester by preferential permeation through a sulfonated polystyrene cation exchange resin membrane. |
| 4155901 |
Impact-resistant acrylonitrile copolymer process |
May 22, 1979 |
| The process for copolymerization of styrene and acrylonitrile in the presence of a diolefin elastomer in high conversion to polymers having superior impact resistance and other excellent physical properties by the careful control of the percent unrealized total solids during the early |
