Process for solid-liquid extraction and extraction tower for carrying out the process
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Aug 5, 1997
Grant Date -
N/A
app pub date -
Apr 4, 1995
filing date -
Apr 8, 1994
priority date (Note) -
In Force
status (Latency Note)
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Abstract
In a process for solid-liquid extraction, in particular of sucrose from beet cossettes, countercurrent extraction in an extraction tower is employed. The tower juice is drawn off together with the small-sized solid constituents obtained in the process, such as sand, essentially exclusively via side screens.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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BRAUNSCHWEIGISCHE MASCHINENBAUANSTALT AG | 38122 BRAUNSCHWEIG |
International Classification(s)

- 1995 Application Filing Year
- C13D Class
- 9 Applications Filed
- 7 Patents Issued To-Date
- 77.78 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Hartmann, Heinrich | Brunswick, DE | 150 | 2725 |
# of filed Patents : 150 Total Citations : 2725 | |||
Hellmig, Dieter | Brunswick, DE | 1 | 2 |
# of filed Patents : 1 Total Citations : 2 | |||
Matusch, Siegfried | Brunswick, DE | 3 | 4 |
# of filed Patents : 3 Total Citations : 4 | |||
Pohner, Guenter | Vechelde, DE | 1 | 2 |
# of filed Patents : 1 Total Citations : 2 | |||
Ross, Guenther | Klein-Denkte, DE | 3 | 3 |
# of filed Patents : 3 Total Citations : 3 | |||
Sosnitza, Florian | Brunswick, DE | 1 | 2 |
# of filed Patents : 1 Total Citations : 2 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 2 Citation Count
- C13D Class
- 11.76 % this patent is cited more than
- 28 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

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May 26, 2015 | I | Issuance | |
May 06, 2015 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Apr 25, 2013 | P | Published | |
Nov 05, 2012 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:SCHROEDER, A.A. JUD;GRIEGO, ALBERT;SANTY, DAVID;AND OTHERS;REEL/FRAME:029263/0881 Owner name: SCHROEDER INDUSTRIES, INC. D/B/A SCHROEDER AMERICA Effective Date: Nov 05, 2012 |
Oct 19, 2012 | F | Filing |

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