Method for high-frequency drying of combustible goods and, with fire suppression
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 26, 1991
Issued Date -
N/A
app pub date -
Nov 24, 1989
filing date -
Mar 22, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In the regions of a drying zone within a tunnel (2) exposed to fire danger a sample of the air streams is drawn off via an intake pipe (11) disposed transversely to the longitudinal extent of the tunnel. The sample is supplied to a measuring device which contains two regeneratable filters which are alternatingly acted upon by the sample via switch-over valves. The measuring device contains a sensor acted upon by the cleansed gas which sensor reacts to CO and is connected to an alarm system and or an extinguisher device. From the extinguisher device an extinguisher agent line (16) leads to an extinguisher pipe (14) which is likewise in the direction of flow of the air steam guided through the tunnel (2) arranged transversely to the longitudinal extent of the tunnel (2) and provided with extinguisher agent exit nozzles.
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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H KRANTZ GMBH & CO | KRANTZSTRASSE 7 5100 AACHEN |
International Classification(s)

- 1989 Application Filing Year
- F26B Class
- 185 Applications Filed
- 0 Patents Issued To-Date
- 0 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Friedrichs, Kurt | Muckelhoven, DE | 2 | 2 |
# of filed Patents : 2 Total Citations : 2 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 2 Citation Count
- F26B Class
- 0 % this patent is cited more than
- 34 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 |
---|---|---|---|
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

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Jan 28, 2018 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Feb 28, 1999 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Feb 26, 1999 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Feb 26, 1999 |
Sep 22, 1998 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Aug 01, 1994 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Feb 26, 1991 | I | Issuance | |
Nov 24, 1989 | F | Filing | |
Mar 22, 1988 | PD | Priority Date |

Matter Detail

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