Vegetable extract, method for preparation thereof and its applications in human and veterinary medicine

Vegetable extract, method for preparation thereof and its applications in human and veterinary medicine

  • CN 1,226,831 A
  • Filed: 04/16/1998
  • Published: 08/25/1999
  • Est. Priority Date: 04/16/1997
  • Status: Abandoned Application
First Claim
Patent Images

1. biological activity plant extract obtains by the method that contains following steps:

  • A) squeeze the vegetable material pulp;

    B) gained slurry use or organic solvent are carried out cold or heat treatment;

    C) remove solvent until obtaining required concentration level;

    D) optionally, be further purified the extract that obtains like this by one or more following methods;

    thermocoagulation, usefulness ammonium sulfate purification, precipitation, chromatography on gel or ion exchange resin.

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