MD869G2 - Process for preparation of tannins and accompanying products from the grape seeds - Google Patents
Process for preparation of tannins and accompanying products from the grape seedsInfo
- Publication number
- MD869G2 MD869G2 MD97-0087A MD970087A MD869G2 MD 869 G2 MD869 G2 MD 869G2 MD 970087 A MD970087 A MD 970087A MD 869 G2 MD869 G2 MD 869G2
- Authority
- MD
- Moldova
- Prior art keywords
- tannins
- grape seeds
- preparation
- seeds
- fragments
- Prior art date
Links
Landscapes
- Compounds Of Unknown Constitution (AREA)
Abstract
The invention relates to the food and medicine industry, particularly, to one of the processes for preparation of tannins of the grape seeds.The process includes the grape seeds reducing in fragments, mixing thereof with the neutral adsorbent, washing with the organic solvent for accompanying products separation, extraction of tannins by the organic solvent with further its destillation and as the neutral adsorbent is used the natural chalk and /or the chalk like lime stone having dispersion rate of 0,5...2,0 mm and the specific surface of 35,0...40,0 m2/g, it is mixed with the reduced in fragments seeds at the ratio of the specific surfaces of 0,05÷0,17: 1, and the tannins extraction is made during 18-24 hours at the extract velocity of 1...2 m/h.The technical result consists in the tannins yield and purity degree increasing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MD97-0087A MD869G2 (en) | 1997-03-24 | 1997-03-24 | Process for preparation of tannins and accompanying products from the grape seeds |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MD97-0087A MD869G2 (en) | 1997-03-24 | 1997-03-24 | Process for preparation of tannins and accompanying products from the grape seeds |
Publications (2)
Publication Number | Publication Date |
---|---|
MD869F1 MD869F1 (en) | 1997-11-30 |
MD869G2 true MD869G2 (en) | 1998-10-31 |
Family
ID=19738987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MD97-0087A MD869G2 (en) | 1997-03-24 | 1997-03-24 | Process for preparation of tannins and accompanying products from the grape seeds |
Country Status (1)
Country | Link |
---|---|
MD (1) | MD869G2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MD3125G2 (en) * | 2005-12-06 | 2007-05-31 | Институт Химии Академии Наук Молдовы | Process for obtaining water-soluble enotanins |
MD293Z (en) * | 2009-12-21 | 2011-07-31 | Univ Nicolae Testemitanu | Use of water-soluble oenotannin for the treatment of gastric and duodenal ulcer |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU431860A1 (en) * | 1973-01-12 | 1974-06-15 |
-
1997
- 1997-03-24 MD MD97-0087A patent/MD869G2/en not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU431860A1 (en) * | 1973-01-12 | 1974-06-15 |
Also Published As
Publication number | Publication date |
---|---|
MD869F1 (en) | 1997-11-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG3A | Granted patent for invention | ||
IF99 | Valid patent on 19990615 |
Free format text: EXPIRES: 20170324 |
|
KA4A | Patent for invention lapsed due to non-payment of fees (with right of restoration) | ||
MM4A | Patent for invention definitely lapsed due to non-payment of fees |