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Title:
STIRRED FREEZE DRYING
Document Type and Number:
WIPO Patent Application WO2004073845
Kind Code:
A3
Abstract:
Method and device for freeze drying solutions and liquid containing solid substances, in which a vessel (1) is applied having a downwardly conical shape with inside a rotating mixing member (3) that moves with a small inter-space along the wall (2) of the vessel. With the new method in an advantageous manner free flowing products are obtained. Even new homogenous mixtures of a molecular scale of two or more substances are obtained, which are excellently usable in the industry of new materials.

Inventors:
VAN DER WEL PETER GERARDUS (NL)
Application Number:
PCT/IB2004/001994
Publication Date:
March 24, 2005
Filing Date:
February 13, 2004
Export Citation:
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Assignee:
HOSOKAWA MICRON BV (NL)
VAN DER WEL PETER GERARDUS (NL)
International Classes:
F26B5/06; F26B11/14; (IPC1-7): F26B5/06; F26B11/14
Foreign References:
US4608764A1986-09-02
US4245399A1981-01-20
EP0822000A11998-02-04
US4515483A1985-05-07
EP0042588A21981-12-30
FR1382926A1964-12-24
US5336616A1994-08-09
US3352024A1967-11-14
GB1190314A1970-05-06
US5230162A1993-07-27
US4501318A1985-02-26
GB1206066A1970-09-23
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