ZA925048B - Ortho-hydroxybenzenephosphonic acid corrosion inhibitors - Google Patents
Ortho-hydroxybenzenephosphonic acid corrosion inhibitorsInfo
- Publication number
- ZA925048B ZA925048B ZA925048A ZA925048A ZA925048B ZA 925048 B ZA925048 B ZA 925048B ZA 925048 A ZA925048 A ZA 925048A ZA 925048 A ZA925048 A ZA 925048A ZA 925048 B ZA925048 B ZA 925048B
- Authority
- ZA
- South Africa
- Prior art keywords
- ortho
- corrosion inhibitors
- acid corrosion
- hydroxybenzenephosphonic
- hydroxybenzenephosphonic acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/167—Phosphorus-containing compounds
- C23F11/1676—Phosphonic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US78204191A | 1991-10-24 | 1991-10-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA925048B true ZA925048B (en) | 1993-04-28 |
Family
ID=25124766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA925048A ZA925048B (en) | 1991-10-24 | 1992-07-07 | Ortho-hydroxybenzenephosphonic acid corrosion inhibitors |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU648906B2 (en) |
CA (1) | CA2073594A1 (en) |
ZA (1) | ZA925048B (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3901651A (en) * | 1971-06-07 | 1975-08-26 | Aquaphase Lab Inc | Treating water to retard corrosion |
US3837803A (en) * | 1972-07-11 | 1974-09-24 | Betz Laboratories | Orthophosphate corrosion inhibitors and their use |
US4303568A (en) * | 1979-12-10 | 1981-12-01 | Betz Laboratories, Inc. | Corrosion inhibition treatments and method |
-
1992
- 1992-07-01 AU AU19334/92A patent/AU648906B2/en not_active Ceased
- 1992-07-07 ZA ZA925048A patent/ZA925048B/en unknown
- 1992-07-10 CA CA002073594A patent/CA2073594A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CA2073594A1 (en) | 1993-04-25 |
AU1933492A (en) | 1993-04-29 |
AU648906B2 (en) | 1994-05-05 |
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