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:
Apr. 19, 2016
Filed:
Oct. 10, 2011
Anthony James Styles, Lichfield, NZ;
Paul Stephenson, Porirua, NZ;
Anthony James Styles, Lichfield, NZ;
Paul Stephenson, Porirua, NZ;
FONTERRA CO-OPERATIVE GROUP LIMITED, Auckland, NZ;
AUERCON NEW ZEALAND LIMITED, Wellington, NZ;
Abstract
The invention relates to a method of crystallizing lactose from a lactose-containing liquid comprising the steps of providing a lactose-containing liquid comprising less than 80% by weight total solids, providing an evaporator system that comprises a heat exchanger and an evaporation vessel, the heat exchanger comprising a tube or tubes that define a flowpath having an inlet and an outlet, heating the lactose-containing liquid in the heat exchanger to about 50 to about 90° C. such that the lactose-containing liquid passes along the flowpath by forced circulation or thermo-siphoning, concentrating the lactose-containing liquid in the evaporation vessel, to generate crystallized lactose in the lactose-containing liquid in the evaporator system.