C13B 20/02
Purification of sugar juices: using alkaline earth metal compounds
Official title: using alkaline earth metal compounds
C13B20/02 (Purification of sugar juices: using alkaline earth metal compounds) appears on 57 US grants and 35 published applications in this corpus.
Search patents in C13B- Granted patents
- 57
- Published applications
- 35
- Assignees
- 46
- Inventors
- 110
- Latest grant
- 18 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
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| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 3 |
| 2009 | 0 | 5 |
| 2010 | 1 | 2 |
| 2011 | 1 | 3 |
| 2012 | 3 | 3 |
| 2013 | 2 | 3 |
| 2014 | 1 | 1 |
| 2015 | 2 | 3 |
| 2016 | 1 | 2 |
| 2017 | 2 | 0 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method for reducing the sugar loss in the removal of a coagulate from pre-liming juice and for thickening the coagulate, use of a decanter centrifuge, fraction containing protein, and sugar beet pre-liming juice18 Jul 2023US 11,702,710 B2Sudzucker Aktiengesellschaft
- Method for producing functionally improved carbolime20 Jun 2023US 11,679,371 B2Sudzucker Aktiengesellschaft
- Process including a carbonation step29 May 2018US 9,982,315 B2T&L Sugars Limited
- Method for carbonation10 Apr 2018US 9,938,591 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Plant extracts comprising at least a phenolic compound, for inducing the natural defense of a plant against a pathogen, such as Phytophthora infestans20 Jun 2017US 9,681,669 B2
- Method for producing functionally improved carbolime2 Jul 2020US 2020/0206716 A1Sudzucker Aktiengesellschaft
- Method for reducing the sugar loss in the removal of a coagulate from pre-liming juice and for thickening the coagulate, use of a decanter centrifuge, fraction containing protein, and sugar beet pre-liming juice2 Jul 2020US 2020/0208227 A1Sudzucker Aktiengesellschaft
- Process including a carbonation step20 Dec 2018US 2018/0363073 A1T&L Sugars Limited
- Improved process including a carbonation step21 Jul 2016US 2016/0208347 A1T&L Sugars Limited
- Crude juice purification with reduced lime consumption21 Jan 2016US 2016/0017443 A1Sudzucker Aktiengesellschaft Mannheim/Ochsenfurt
Most cited
By later US patents
- Process for clarifying and desalinating sugar cane syrup or molasses32US 4,492,601 ADaiichi Seito Kabushiki Kaisha · 1985
- Method for purifying beet juice using recycled materials26US 5,480,490 AThe Western Sugar Company · 1996
- Method of purifying sugar juice prepared by extraction of a sugar beet material23US 4,432,806 AAktieselskabet de Danske Sukkerfabrikker · 1984
- Process of manufacturing crystal sugar from an aqueous sugar juice such as cane juice or sugar beet juice23US 5,554,227 ASociete Nouvelle de Recherches et D'Applications Industrielles D'Echangeurs D'ions Applexion · 1996
- Beet juice purification system21US 4,795,494 AThe Western Sugar Company · 1989