Patents Assigned to Sander Hansen A/S
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Publication number: 20130177679Abstract: A method for adjusting or controlling the temperature of water released for product pasteurization, by taking into consideration the heat transfer into the products for the control of the water temperature. Further, a method for adjusting or controlling the water temperature for the water released for product pasteurization in several superimposed decks, by taking into consideration the water temperature in at least one deck located below the upper deck for the control of the water temperature. Also, corresponding pasteurization tunnels as well as a pasteurization tunnel with at least three superimposed decks, where the water for at least three decks is released to the products in the uppermost deck.Type: ApplicationFiled: March 1, 2013Publication date: July 11, 2013Applicant: Sander Hansen A/SInventor: Sander Hansen A/S
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Patent number: 7931139Abstract: A pasteurizer with a conveyor belt for transporting the goods to be pasteurized, the conveyor belt having an endless structure 39 comprising several metal bodies 13, 22, and several plastic pieces 30 forming the conveyor surface 38 being coupled to the structure 39. Also, a conveyor belt, in particular for a pasteurizer, comprising an endless structure having several metal bodies, with several plastic pieces 30 forming the conveyor surface 38 being coupled to the structure 39. Also, a conveyor belt, in particular for a pasteurizer, the conveyor belt 3 comprising several identical modules 29 in the longitudinal as well as in the transverse direction, each module 29 having several identical bodies in the longitudinal as well as in the transverse direction.Type: GrantFiled: February 17, 2005Date of Patent: April 26, 2011Assignee: Sander Hansen A/SInventor: Jorgen T. Nielsen
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Patent number: 7644654Abstract: A continuous flow pasteurization apparatus for a liquid product includes a pasteurization area divided into plural pasteurization zones, each with a connection for heating and/or cooling the product, so that if production stops, it is possible to hold the temperature below the pasteurizing temperature. Upon restarting, the product is reheated to a temperature close to the pasteurizing temperature. The apparatus provides for the control and monitoring of pasteurization units (PU's).Type: GrantFiled: February 3, 2004Date of Patent: January 12, 2010Assignee: Sander Hansen A/SInventors: Jørgen Tage Nielsen, Kim Christian Dalum
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Patent number: 7635451Abstract: Apparatus and method for pasteurizing products, in particular filled receptacles, such as bottles. The apparatus is provided with a control unit having a first control circuit that is controlled according to a first criterion. At least one second control circuit, controlled according to a second criterion, is also provided. The second control circuit is superimposed on the first control circuit.Type: GrantFiled: February 26, 2004Date of Patent: December 22, 2009Assignee: Sander Hansen A/SInventor: Lars Hendrik Hansen
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Publication number: 20090117237Abstract: A method for adjusting or controlling the temperature of water released for product pasteurization, by taking into consideration the heat transfer into the products for the control of the water temperature. Further, a method for adjusting or controlling the water temperature for the water released for product pasteurization in several superimposed decks, by taking into consideration the water temperature in at least one deck located below the upper deck for the control of the water temperature. Also, corresponding pasteurization tunnels as well as a pasteurization tunnel with at least three superimposed decks, where the water for at least three decks is released to the products in the uppermost deck.Type: ApplicationFiled: June 23, 2006Publication date: May 7, 2009Applicant: Sander Hansen A/SInventors: Lars H. Hansen, Lars S. Jkergaard, Jorgen T. Nielsen
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Publication number: 20070221482Abstract: A pasteurizer with a conveyor belt for transporting the goods to be pasteurized, the conveyor belt having an endless structure 39 comprising several metal bodies 13, 22, and several plastic pieces 30 forming the conveyor surface 38 being coupled to the structure 39. Also, a conveyor belt, in particular for a pasteurizer, comprising an endless structure having several metal bodies, with several plastic pieces 30 forming the conveyor surface 38 being coupled to the structure 39. Also, a conveyor belt, in particular for a pasteurizer, the conveyor belt 3 comprising several identical modules 29 in the longitudinal as well as in the transverse direction, each module 29 having several identical bodies in the longitudinal as well as in the transverse direction.Type: ApplicationFiled: February 17, 2005Publication date: September 27, 2007Applicant: SANDER HANSEN A/SInventor: Jorgen Nielsen
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Patent number: 6647867Abstract: A pasteurizer (1) comprising an endless circulating transport conveyor (3) guided around deflection rolls (7, 8) and used for transporting through the pasteurizer (1) the products (18) to be pasteurized, and having a feed conveyor (5) and/or a discharge conveyor (9) oriented essentially transversely to the conveying direction of the transport conveyor (3) and having a smaller width than the transport conveyor (3), feed conveyor (5) and/or discharge conveyor to and away from the respective end face of the transport conveyor (3), and a transfer surface (4, 19) for bridging a distance between the conveying surface(s) of the feed conveyor (5) and/or of the discharge conveyor (9) and the conveying surface of the transport conveyor (3). The feed conveyor (5) and/or the discharge conveyor (9) is arranged so close to the respective end face of the transport conveyor (3) that the lateral boundary (K) thereof, which face the transport conveyor (3), is arranged above the contour of the respective deflection roll (7, 8).Type: GrantFiled: March 21, 2003Date of Patent: November 18, 2003Assignee: Sander Hansen A/SInventor: Peter Ahlberg
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Publication number: 20030183087Abstract: The present invention relates to a pasteurizer (1) comprising an endless circulating transport conveyor (3) guided around deflection rolls (7, 8) and used for transporting through the pasteurizer (1) the products (18) to be pasteurized, a feed conveyor (5) and/or a discharge conveyor (9) oriented essentially transversely to the conveying direction of the transport conveyor (3) and having a smaller width than the transport conveyor (3), said feed conveyor (5) and/or discharge conveyor (9) being used for transporting the products (18) to and away from the respective end face of the transport conveyor (3), and a transfer surface (4, 19) for bridging a distance between the conveying surface(s) of the feed conveyor (5) and/or of the discharge conveyor (9) and the conveying surface of the transport conveyor (3).Type: ApplicationFiled: March 21, 2003Publication date: October 2, 2003Applicant: SANDER HANSEN A/SInventor: Peter Ahlberg
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Patent number: 5772958Abstract: The method and the apparatus according to the invention relate to pasteurization of products in a tunnel pasteurizer. In the application of heating systems comprising water/steam heat exchangers in the zones for heating of sprinkling water, the pipelines and the valves for controlling the water and the steam become very complex and vulnerable, and the number of analog valves for steam become equal to the number of heat exchangers as a minimum. Leakages in analog valves for steam are frequent after some time in operation. According to the invention this problem is eliminated in that hot water is taken out under low pressure from a heating source (7) comprising a heat-insulted storage tank and a shared source of heat, where the water is circulating constantly, said hot water being supplied in a controlled amount directly to each zone (14b, . . .Type: GrantFiled: August 16, 1996Date of Patent: June 30, 1998Assignee: Sander Hansen A/SInventor: J.o slashed.rgen Tage Nielsen