Patent ID: 7237769
Filing Date: 2007-07-03
Classification: B01J,F28F,Y10S

Abstract:
1. A heat exchange apparatus for a cooling tower, comprising: a first corrugated, film sheet that lies generally within a first plane that is generally normal to a second plane, wherein said sheet comprises a first series of corrugations, said first series comprising a plurality of first arch shaped dimple features oriented adjacent to one another to form a first row and a plurality of second arch shaped dimple features oriented adjacent to one another to form a second row, wherein said first series of corrugations is positioned at angle to said second plane equal to approximately 8° to approximately 15°; and a second corrugated, film sheet connected to said first film sheet that is rotated about the first plane, wherein said second corrugated, film sheet comprises a second series of corrugations, said second series comprising a plurality of third arch shaped dimple features oriented adjacent to one another to form a third row and a plurality of fourth arch shaped dimple features oriented adjacent to one another to form a fourth row, wherein said second series of corrugations is positioned at an angle to said second plane equal to approximately 8° to approximately 15°, wherein said first film sheet and said second film sheet have a spacing between one another equal to approximately 1.2 inches and wherein each of said first film sheet and said second film sheet comprise a series of connection points wherein said connection points have a generally flat, oval geometry.