The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 13, 2005
Filed:
Sep. 30, 2003
David John Cox, Penreth, AU;
Georg Schnieder, Bad Kreuznach, DE;
Fufang Zha, Westmead, AU;
Joachim Muller, Thornleigh, AU;
Cinzia Lea, Winston Hills, AU;
David John Cox, Penreth, AU;
Georg Schnieder, Bad Kreuznach, DE;
Fufang Zha, Westmead, AU;
Joachim Muller, Thornleigh, AU;
Cinzia Lea, Winston Hills, AU;
U.S. Filter Wastewater Group, Inc., Warrendale, PA (US);
Pall Seitzschenk Filtersystems GmbH, Bad Kreuznach, DE;
Abstract
A method of forming a pot for an array of hollow fiber membranes () is provided, including the steps of placing the ends () of the fiber membranes () in a mould (); forming a first layer () of curable resin material in a non-cured state around the fiber membrane ends (), applying a second layer () of a polyurethane resin material to the first layer () prior to full curing of the first layer, the polyurethane resin material layer being chemically reactive with the first layer material to form an adhesive bond therebetween; at least partially curing both layers and removing the pot formed from the mould (), wherein the second layer material is of higher flexibility than the first layer material when each layer is fully cured. Apparatus for performing the method is also disclosed.