Desalination apparatus and process
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jan 24, 2017
Grant Date -
Jul 14, 2011
app pub date -
Aug 31, 2009
filing date -
Sep 4, 2008
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Disclosed herein are an apparatus and a process that can be used to remove sulfur dioxide other environmentally hazardous contaminants from a gaseous waste stream while at the same time providing a source of purified water. The process can be used for the desalination of sea or brackish water, or for the concentration of contaminated waste water. The method comprises feeding a gaseous waste stream that comprises sulfur dioxide into a diffusion tower. Feed water is sprayed onto a packing material in the diffusion tower to form a thin film of feed water on a surface of the packing material. Sulfur dioxide diffuses into the thin film of feed water to form water that contains sulfur dioxide. The gaseous waste stream is simultaneously humidified. The humidified gaseous waste stream is then subjected to direct contact condensation to obtain purified water.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
UNIVERSITY OF FLORIDA RESEARCH FOUNDATION INC | 223 GRINTER HALL GAINESVILLE FL 32611-5500 | |
ALCOA INC | 201 ISABELLA STREET PITTSBURGH PA 15212-5858 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Garimella, Srinivas S | Pittsburgh, US | 2 | 43 |
# of filed Patents : 2 Total Citations : 43 | |||
Klausner, James Frederick | Gainesville, US | 1 | 27 |
# of filed Patents : 1 Total Citations : 27 | |||
Mei, Renwei | Gainesville, US | 14 | 336 |
# of filed Patents : 14 Total Citations : 336 | |||
Ziegler, Donald P | Quebec, CA | 10 | 175 |
# of filed Patents : 10 Total Citations : 175 |
Cited Art Landscape
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Patent Citation Ranking
- 25 Citation Count
- C02F Class
- 98.08 % this patent is cited more than
- 8 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 24, 2028 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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
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Jan 13, 2025 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Jan 13, 2025 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Dec 06, 2024 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Dec 06, 2024 |
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Feb 28, 2017 | CC | CERTIFICATE OF CORRECTION | |
Dec 06, 2016 | I | Issuance | |
Nov 16, 2016 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Dec 03, 2015 | P | Published | |
May 13, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:BARONE, MARIO RICARDO;ANSOAIN, FRANCISCO;NOVILLO, ANDRES;REEL/FRAME:036299/0705 Owner name: THE BRADBURY COMPANY, INC., KANSAS Effective Date: May 13, 2015 |
Jan 07, 2015 | F | Filing | |
May 27, 2014 | PD | Priority Date |

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