IT1122196B - Procedimento di eliminazione delle incrostazioni essenzialmente titanifere dalle pareti di scambiatori termici - Google Patents
Procedimento di eliminazione delle incrostazioni essenzialmente titanifere dalle pareti di scambiatori termiciInfo
- Publication number
- IT1122196B IT1122196B IT24394/79A IT2439479A IT1122196B IT 1122196 B IT1122196 B IT 1122196B IT 24394/79 A IT24394/79 A IT 24394/79A IT 2439479 A IT2439479 A IT 2439479A IT 1122196 B IT1122196 B IT 1122196B
- Authority
- IT
- Italy
- Prior art keywords
- titanifer
- establishments
- elimination
- walls
- procedure
- 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
- 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)
- Catalysts (AREA)
- ing And Chemical Polishing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7822523A FR2431671A1 (fr) | 1978-07-19 | 1978-07-19 | Procede d'elimination des incrustations essentiellement titaniferes des parois d'echangeurs thermiques |
FR7913925A FR2457471A2 (fr) | 1979-05-23 | 1979-05-23 | Procede continu d'elimination des incrustations essentiellement titaniferes des parois d'echangeurs thermiques |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7924394A0 IT7924394A0 (it) | 1979-07-17 |
IT1122196B true IT1122196B (it) | 1986-04-23 |
Family
ID=26220703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT24394/79A IT1122196B (it) | 1978-07-19 | 1979-07-17 | Procedimento di eliminazione delle incrostazioni essenzialmente titanifere dalle pareti di scambiatori termici |
Country Status (19)
Country | Link |
---|---|
US (1) | US4277289A (it) |
AR (1) | AR218551A1 (it) |
AU (1) | AU532323B2 (it) |
BR (1) | BR7904593A (it) |
CA (1) | CA1126137A (it) |
DD (1) | DD144955A5 (it) |
DE (1) | DE2928832C2 (it) |
ES (1) | ES482514A1 (it) |
GB (1) | GB2026038B (it) |
HU (1) | HU179742B (it) |
IE (1) | IE48657B1 (it) |
IL (1) | IL57818A0 (it) |
IT (1) | IT1122196B (it) |
MA (1) | MA18532A1 (it) |
OA (1) | OA06299A (it) |
PH (1) | PH14403A (it) |
PL (1) | PL217174A1 (it) |
TR (1) | TR20191A (it) |
YU (1) | YU41654B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2101650C1 (ru) * | 1996-03-18 | 1998-01-10 | Государственный научный центр РФ "Физико-энергетический институт" | Способ очистки внутренней поверхности стального циркуляционного контура с жидкометаллическим теплоносителем на основе свинца |
US6599416B2 (en) | 2001-09-28 | 2003-07-29 | General Electric Company | Method and apparatus for selectively removing coatings from substrates |
US6916429B2 (en) * | 2002-10-21 | 2005-07-12 | General Electric Company | Process for removing aluminosilicate material from a substrate, and related compositions |
US6953533B2 (en) | 2003-06-16 | 2005-10-11 | General Electric Company | Process for removing chromide coatings from metal substrates, and related compositions |
DE102008005199B4 (de) * | 2008-01-18 | 2014-01-23 | Areva Gmbh | Verfahren zur Reinigung eines Wärmetauschers |
US20110088720A1 (en) * | 2009-10-20 | 2011-04-21 | General Electric Company | Methods for cleaning substrates |
FR3005318B1 (fr) * | 2013-05-03 | 2015-05-29 | Technett | Solution de decapage chimique exempte d'acide fluorhydrique applicable sur le titane et ses alliages |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2711364A (en) * | 1953-12-31 | 1955-06-21 | John G Beach | Polishing metals and composition therefor |
US3010854A (en) * | 1954-12-31 | 1961-11-28 | Armco Steel Corp | Pickling solution and method |
US3514407A (en) * | 1966-09-28 | 1970-05-26 | Lockheed Aircraft Corp | Chemical polishing of titanium and titanium alloys |
US3562013A (en) * | 1967-10-23 | 1971-02-09 | Diversey Corp | Process of deoxidizing titanium and its alloys |
DE1949287C3 (de) * | 1969-09-30 | 1981-07-23 | Vereinigte Aluminium-Werke Ag, 5300 Bonn | Verfahren zum Reinigen der Rohre von beim Rohraufschluß von Bauxit mit Natriumaluminatlauge entstandenen Krusten |
DE1949778A1 (de) * | 1969-10-02 | 1971-04-22 | Vaw Ver Aluminium Werke Ag | Verfahren zur Entfernung von schwerloeslichen Krusten aus Bauxit-Aufschlussanlagen,mit Ausnahme von Rohraufschlussanlagen |
US3725224A (en) * | 1971-06-30 | 1973-04-03 | Rohr Industries Inc | Composition for electrolytic descaling of titanium and its alloys |
US3891456A (en) * | 1973-10-17 | 1975-06-24 | Us Air Force | Surface treatment of titanium and titanium alloys |
-
1979
- 1979-07-06 US US06/055,685 patent/US4277289A/en not_active Expired - Lifetime
- 1979-07-16 CA CA331,917A patent/CA1126137A/fr not_active Expired
- 1979-07-16 AR AR277319A patent/AR218551A1/es active
- 1979-07-16 ES ES482514A patent/ES482514A1/es not_active Expired
- 1979-07-17 DD DD79214407A patent/DD144955A5/de unknown
- 1979-07-17 HU HU79PE1088A patent/HU179742B/hu not_active IP Right Cessation
- 1979-07-17 IT IT24394/79A patent/IT1122196B/it active
- 1979-07-17 PL PL21717479A patent/PL217174A1/xx unknown
- 1979-07-17 IL IL57818A patent/IL57818A0/xx unknown
- 1979-07-17 YU YU1744/79A patent/YU41654B/xx unknown
- 1979-07-17 AU AU48979/79A patent/AU532323B2/en not_active Ceased
- 1979-07-17 MA MA18729A patent/MA18532A1/fr unknown
- 1979-07-17 DE DE2928832A patent/DE2928832C2/de not_active Expired
- 1979-07-17 OA OA56853A patent/OA06299A/xx unknown
- 1979-07-18 GB GB7925008A patent/GB2026038B/en not_active Expired
- 1979-07-18 TR TR20191A patent/TR20191A/xx unknown
- 1979-07-18 BR BR7904593A patent/BR7904593A/pt not_active IP Right Cessation
- 1979-07-19 PH PH22795A patent/PH14403A/en unknown
- 1979-08-08 IE IE1352/79A patent/IE48657B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TR20191A (tr) | 1980-11-01 |
IE791352L (en) | 1980-01-19 |
OA06299A (fr) | 1981-06-30 |
BR7904593A (pt) | 1980-03-25 |
DE2928832C2 (de) | 1982-02-18 |
DE2928832A1 (de) | 1980-01-31 |
US4277289A (en) | 1981-07-07 |
IL57818A0 (en) | 1979-11-30 |
HU179742B (en) | 1982-12-28 |
MA18532A1 (fr) | 1980-04-01 |
AU532323B2 (en) | 1983-09-29 |
CA1126137A (fr) | 1982-06-22 |
GB2026038A (en) | 1980-01-30 |
PH14403A (en) | 1981-06-25 |
AU4897979A (en) | 1980-01-24 |
AR218551A1 (es) | 1980-06-13 |
GB2026038B (en) | 1982-09-02 |
IE48657B1 (en) | 1985-04-03 |
YU174479A (en) | 1982-08-31 |
IT7924394A0 (it) | 1979-07-17 |
YU41654B (en) | 1987-12-31 |
PL217174A1 (it) | 1980-06-02 |
DD144955A5 (de) | 1980-11-12 |
ES482514A1 (es) | 1980-04-01 |
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