JPS5732639B2 - - Google Patents
Info
- Publication number
- JPS5732639B2 JPS5732639B2 JP9144479A JP9144479A JPS5732639B2 JP S5732639 B2 JPS5732639 B2 JP S5732639B2 JP 9144479 A JP9144479 A JP 9144479A JP 9144479 A JP9144479 A JP 9144479A JP S5732639 B2 JPS5732639 B2 JP S5732639B2
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
- C23G1/086—Iron or steel solutions containing HF
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Detergent Compositions (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7822523A FR2431671A1 (en) | 1978-07-19 | 1978-07-19 | Removing titaniferous incrustations from heat exchangers or reactors - by treatment with aq. liquor comprising hexa:fluosilicic acid and hydrofluoric acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5520390A JPS5520390A (en) | 1980-02-13 |
| JPS5732639B2 true JPS5732639B2 (en) | 1982-07-12 |
Family
ID=9211368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9144479A Granted JPS5520390A (en) | 1978-07-19 | 1979-07-18 | Cleaning of heat exchanger |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5520390A (en) |
| FR (1) | FR2431671A1 (en) |
| IN (1) | IN152318B (en) |
| IS (1) | IS2500A7 (en) |
| ZA (1) | ZA793645B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2101650C1 (en) * | 1996-03-18 | 1998-01-10 | Государственный научный центр РФ "Физико-энергетический институт" | Method of cleaning inner surface of steel circulating loop containing lead-based liquid metallic heat-transfer agent |
| JP2005097715A (en) * | 2003-08-19 | 2005-04-14 | Mitsubishi Chemicals Corp | Etching solution for titanium-containing layer and method for etching titanium-containing layer |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3481879A (en) * | 1965-10-22 | 1969-12-02 | Sefa Soc | Products for cleaning stone,bricks,concrete and other constructional materials |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB969119A (en) * | 1961-09-27 | 1964-09-09 | Dow Chemical Co | Method for cleaning stainless steel |
| GB1344711A (en) * | 1971-06-17 | 1974-01-23 | Rolls Royce | Method of etching a titanium or titanium alloy part |
-
1978
- 1978-07-19 FR FR7822523A patent/FR2431671A1/en active Granted
-
1979
- 1979-06-12 IN IN425/DEL/79A patent/IN152318B/en unknown
- 1979-07-17 IS IS2500A patent/IS2500A7/en unknown
- 1979-07-18 ZA ZA00793645A patent/ZA793645B/en unknown
- 1979-07-18 JP JP9144479A patent/JPS5520390A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3481879A (en) * | 1965-10-22 | 1969-12-02 | Sefa Soc | Products for cleaning stone,bricks,concrete and other constructional materials |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2431671A1 (en) | 1980-02-15 |
| FR2431671B1 (en) | 1980-12-12 |
| IS2500A7 (en) | 1979-11-30 |
| JPS5520390A (en) | 1980-02-13 |
| ZA793645B (en) | 1980-07-30 |
| IN152318B (en) | 1983-12-17 |