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:
Jun. 28, 2005
Filed:
Jun. 26, 2001
Mats Nilsson, Lund, SE;
Hedbys Göran, Limhamn, SE;
Mats Nilsson, Lund, SE;
Hedbys Göran, Limhamn, SE;
Alfa Laval Corporate AB, Tumba, SE;
Abstract
The device concerns among other things a plate heat exchanger having at least one pile of plate elements, each of which plate elements has a central heat transferring part and an edge part () surrounding this part, the heat transferring parts of the plate elements delimiting flow spaces between one another for at least one heat exchanging fluid (F) and every plate element being of a double wall construction and having two heat transferring plates () with a space therebetween. At least one layer element () is present in the space between the heat transferring plates () in at least one of the plate elements, every layer element () having at least one electrical connected resistive layer making electrical heating of the layer element () possible.