| Patent Number |
Title Of Patent |
Date Issued |
| RE34296 |
Process for the preparation of hydrophilic membranes and such membranes |
June 29, 1993 |
| This invention relates to a process for the preparation of hydrophilic membranes by coagulation of a solution of at least one hydrophobic polymer and at least one hydrophilic polymer in a suitable solvent medium in a coagulation medium. The process according to the invention is chara |
| 6846414 |
Membrane filtration element having sleeve element and socket members |
January 25, 2005 |
| A membrane filtration unit comprises a housing having a feedstock inlet, a permeate outlet and a retentate outlet, at least one bundle of tubular membranes accommodated in the housing, sealing bodies which hold end parts of the membranes sealed in a fixed position with respect to the hou |
| 6251275 |
Membrane filtration module and membrane filtration system |
June 26, 2001 |
| A membrane filtration module, comprising a housing, a semi-permeable membrane, which is accommodated in the housing and has a liquid side for the introduction of liquid to be filtered and a concentrate side opposite the liquid side, as well as a permeate chamber, which surrounds the |
| 6203699 |
Filtration membrane module |
March 20, 2001 |
| The invention relates to a capillary filtration membrane module, comprising a filter housing provided with an inlet, an outlet and a membrane compartment accommodating a bundle of capillary filtration membranes, the filtration membranes being cased at both ends of the membrane module in |
| 5560828 |
Method for the removal of components causing turbidity, from a fluid, by means of microfiltratio |
October 1, 1996 |
| The invention relates to a process for the removal of components causing turbidity, from a fluid, by means of microfiltration, whereby the fluid is beer, wine, fruit juice, bacterial suspension, blood, milk, enzyme suspension, etc. According to the invention, the fluid to be treated is |
| 5456843 |
Microfiltration and/or ultrafiltration membrane, method of preparation and method of filtration |
October 10, 1995 |
| The invention relates to a microfiltration and/or ultrafiltration membrane consisting of a polymer having nominal pores of 0.001-10 .mu.m. The special feature of the membranes according to the invention is that the matrix of the membrane incorporates an active adsorbent which is pref |
| 5338455 |
Process for the separation of components in an organic liquid medium and a semi-permeable compos |
August 16, 1994 |
| A semi-permeable composite with a porous substrate having a polymer network obtained by interfacial polymerization of a reactive polyfunctional monomer having reactive groups --NHR. (R.sub.1 is H or a C.sub.1 -C.sub.20 alkyl groups), --OH or --SH and a reactive polyfunctional material ha |
| 5274047 |
Semipermeable composite membrane, a process for the manufacture thereof, as well as application |
December 28, 1993 |
| Semipermeable composite membrane, with a porous carrier substrate, whereby said carrier substrate is provided with a polymer network obtained by polycondensation, especially interfacial polymerization, which is built up of at least one reactive polyfunctional monomer or oligomer or prepo |
| 5207908 |
Semi-permeable composite membrane and process for manufacturing same |
May 4, 1993 |
| The invention relates to a semi-permeable composite membrane with a porous carrier substrate whereon a polymer network obtained by interfacial polymerization is applied, said network comprises an additional polymer. According to the present invention said additional polymer is dissolved |
| 5169575 |
Method for producing a flat porous product |
December 8, 1992 |
| The invention relates to a method for producing a flat porous product, in which a solution of an elastomeric material is deposited on a temporary substrate and the elastomeric material is coagulated on the substrate from the solution with the aid of a nonsolvent, wherein the surface of t |
| 5076925 |
Process for preparing a microporous membrane and such a membrane |
December 31, 1991 |
| The invention relates to a process for preparing a microporous membrane, starting from a mixture of at least a hydrophobic polymer and a hydrophilic polymer, by dissolving these polymers first in a suitable solvent or mixture of solvents and subsequently by coagulating in a coagulati |
| 4798847 |
Process for the preparation of hydrophilic membranes and such membranes |
January 17, 1989 |
| This invention relates to a process for the preparation of hydrophilic membranes by coagulation of a solution of at least one hydrophobic polymer and at least one hydrophilic polymer in a suitable solvent medium in a coagulation medium. The process according to the invention is chara |
