SO3 flue gas conditioning system with catalytic converter temperature control by injection of water
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 11, 1998
Grant Date -
N/A
app pub date -
Apr 10, 1996
filing date -
Apr 10, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An improved method and system for cooling the sulfur dioxide gas stream flowing from a sulfur furnace to a catalytic converter in a sulfur trioxide flue gas conditioning system. Water is injected into the sulfur dioxide gas stream upstream of the catalytic converter as appropriate to maintain the temperature at the inlet of the catalytic converter at a desired level.
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 | |
---|---|---|
WILHELM ENVIRONMENTAL TECHNOLOGIES INC | 3914 PROSPECT STREET INDIANAPOLIS IN 46206 |
International Classification(s)

- 1996 Application Filing Year
- F23J Class
- 50 Applications Filed
- 20 Patents Issued To-Date
- 40 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Battles, Richard L | 5730 Homestead Dr., New Palastine, IN 46163 | 1 | 8 |
# of filed Patents : 1 Total Citations : 8 | |||
Lentz, Michael J | 736 N. Arlington Ave., Indianapolis, IN 46219 | 7 | 38 |
# of filed Patents : 7 Total Citations : 38 | |||
Wright, Robert A | 6250 Behner Crossing, Indianapolis, IN 46250 | 34 | 402 |
# of filed Patents : 34 Total Citations : 402 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 8 Citation Count
- F23J Class
- 2.94 % this patent is cited more than
- 27 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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Jul 16, 2020 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2551); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 4 |
May 23, 2017 | CC | CERTIFICATE OF CORRECTION | |
Jan 31, 2017 | I | Issuance | |
Jan 11, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
May 26, 2016 | P | Published | |
Nov 18, 2015 | F | Filing | |
Nov 27, 2013 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SCHULTE, REINHARD W.;REEL/FRAME:040279/0614 Owner name: LOMA LINDA UNIVERSITY MEDICAL CENTER, CALIFORNIA Effective Date: Nov 27, 2013 |
Dec 06, 2011 | PD | Priority Date |

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