BE887195A - METHOD FOR IMPROVING CORROSION PROOF OF COPPER INSTALLATION TUBES - Google Patents
METHOD FOR IMPROVING CORROSION PROOF OF COPPER INSTALLATION TUBESInfo
- Publication number
- BE887195A BE887195A BE2/58970A BE2058970A BE887195A BE 887195 A BE887195 A BE 887195A BE 2/58970 A BE2/58970 A BE 2/58970A BE 2058970 A BE2058970 A BE 2058970A BE 887195 A BE887195 A BE 887195A
- Authority
- BE
- Belgium
- Prior art keywords
- improving corrosion
- corrosion proof
- copper installation
- installation tubes
- tubes
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3003228A DE3003228C2 (en) | 1980-01-30 | 1980-01-30 | Process for improving the corrosion resistance of installation pipes made of copper |
Publications (1)
Publication Number | Publication Date |
---|---|
BE887195A true BE887195A (en) | 1981-05-14 |
Family
ID=6093232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2/58970A BE887195A (en) | 1980-01-30 | 1981-01-23 | METHOD FOR IMPROVING CORROSION PROOF OF COPPER INSTALLATION TUBES |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE887195A (en) |
DE (1) | DE3003228C2 (en) |
FI (1) | FI66209B (en) |
FR (1) | FR2474532A1 (en) |
IT (1) | IT1143270B (en) |
NL (1) | NL8100197A (en) |
SE (1) | SE8100269L (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3760510D1 (en) | 1987-03-07 | 1989-10-05 | Wieland Werke Ag | Process for improving the corrosion resistance of hard or semi-hard copper fitting tubes |
EP0335999A1 (en) * | 1988-04-08 | 1989-10-11 | Wieland-Werke AG | Method of cleaning metal tubes, in particular cupper-tubes |
DE3827353A1 (en) * | 1988-08-12 | 1990-02-22 | Kabelmetal Ag | INTERNAL OXIDIZED TUBES |
FI107543B (en) * | 1998-07-30 | 2001-08-31 | Outokumpu Oy | Process for making a copper tube |
FI20001467L (en) * | 2000-06-20 | 2001-12-21 | Outokumpu Oy | Process for producing internally coated copper or copper alloy pipes |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU67959A1 (en) * | 1973-07-06 | 1975-04-11 | ||
DE2337022A1 (en) * | 1973-07-20 | 1975-02-13 | Liege Usines Cuivre Zinc | Removing drawing lubricants from copper tubes before annealing - by alternately blowing into the bores a degreasant and steam |
FR2308436A1 (en) * | 1975-04-25 | 1976-11-19 | Cit Alcatel | TREATMENT OF COPPER AND ALLOY TUBES FOR THE ELIMINATION OF CARBON PRODUCTS EXISTING FROM THEIR SURFACE |
BE841148A (en) * | 1976-04-26 | 1976-08-16 | METHOD OF MANUFACTURING COPPER OR COPPER ALLOY TUBE ROLLS |
-
1980
- 1980-01-30 DE DE3003228A patent/DE3003228C2/en not_active Expired
-
1981
- 1981-01-15 IT IT67042/81A patent/IT1143270B/en active
- 1981-01-16 FR FR8100743A patent/FR2474532A1/en active Granted
- 1981-01-16 NL NL8100197A patent/NL8100197A/en not_active Application Discontinuation
- 1981-01-19 SE SE8100269A patent/SE8100269L/en not_active Application Discontinuation
- 1981-01-21 FI FI810160A patent/FI66209B/en not_active Application Discontinuation
- 1981-01-23 BE BE2/58970A patent/BE887195A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2474532B1 (en) | 1983-03-04 |
SE8100269L (en) | 1981-07-31 |
DE3003228B1 (en) | 1981-03-26 |
FI810160L (en) | 1981-07-31 |
NL8100197A (en) | 1981-09-01 |
IT8167042A0 (en) | 1981-01-15 |
DE3003228C2 (en) | 1981-11-26 |
FR2474532A1 (en) | 1981-07-31 |
FI66209B (en) | 1984-05-31 |
IT1143270B (en) | 1986-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: WIELAND-WERKE A.G. Effective date: 19870131 |