Title: Process and equipment for the extraction of solid granular and/or crushed materials with a liquid and for pretreatment thereof to further extraction
Application Number: 92111221 Application Date: 1992.09.02
Publication Number: 1080203 Publication Date: 1994.01.05
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: B01D11/02,B02C18/30
Applicant(s) Name: Richter Gedeon Vegyeszeti Gyar Rt. Address:
Inventor(s) Name: Denes Lengyel, Dr. Istvan Takacs
Attorney & Agent: ZHANG HENGKANG
Abstract:
     The extraction method is that solid material is mixed with a liquid to produce chemical decomposition and the liquid containing material to be extracted is pressed out from solid material. The features are that solid material is moved forwards under pressure to remove the liquid containing material to be extracted, and that the solid material with liquid removed is stirred, transfered and added with decomposing liquid and then fed to extractor.
Time: 7
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