C04B 41/4566
Electrochemical re-alcalisation
Official title: {Electrochemical re-alcalisation (electrochemical desalination C04B41/5369; cathodic protection C23F13/02)}
C04B41/4566 (Electrochemical re-alcalisation) appears on 7 US grants and 2 published applications in this corpus.
Search patents in C04B- Granted patents
- 7
- Published applications
- 2
- Assignees
- 6
- Inventors
- 15
- Latest grant
- 20 Dec 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for treating salt in a porous structure and corresponding apparatus20 Dec 2011US 8,080,151 B2Soletanche Freyssinet
- Method of treating corrosion in reinforced concrete structures by providing a uniform surface potential24 May 2005US 6,896,791 B1Infrastructure Repair Technologies, Inc.
- Combination electrode for electrochemical restoration of corrosion-damaged reinforced concrete and method of controlling same19 Apr 2005US 6,881,306 B2
- Method for cathodic protection of reinforced concrete7 May 2002US 6,383,364 B1Optiroc Oy Ab
- Process for the electrochemical treatment of concrete10 Jul 2001US 6,258,236 B1Fosroc International Limited
Most cited
By later US patents
- Process of electrochemically re-alkalizing reinforced concrete9US 4,865,702 ANorsk Averflate Teknikk A/S (NOT) · 1989
- Process for the electrochemical treatment of concrete7US 6,258,236 B1Fosroc International Limited · 2001
- Method for cathodic protection of reinforced concrete5US 6,383,364 B1Optiroc Oy Ab · 2002
- Method of treating corrosion in reinforced concrete structures by providing a uniform surface potential2US 6,896,791 B1Infrastructure Repair Technologies, Inc. · 2005
- Combination electrode for electrochemical restoration of corrosion-damaged reinforced concrete and method of controlling same1US 6,881,306 B22005