Method of drying a lactulose solution

Details Method of drying a lactulose solution Method of drying a lactulose solution

2005-04-12

2005-04-12

Esquivel, Denise L. (Department: 3749)

Drying and gas or vapor contact with solids

Process

With fluid current conveying or suspension of treated material

C034S304000, C034S406000, C034S496000, C127S046100, C127S065000

Reexamination Certificate

active

06877249

ABSTRACT:
A method of drying a lactulose solution comprises introducing the solution into a vacuum chamber at elevated temperature and at reduced pressure so that the solution forms a foam, drying the foam under reduced pressure, and milling or grinding or breaking the dried foam into powder.

REFERENCES:
patent: 4147773 (1979-04-01), Ogasa
patent: 5003061 (1991-03-01), Carobbi et al.
patent: 5034064 (1991-07-01), Deya et al.
patent: 5415695 (1995-05-01), Weterings et al.
patent: 6534087 (2003-03-01), Busson et al.
patent: 6723890 (2004-04-01), Tucker et al.

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