DE3405771A1 - Verfahren fuer die desoxidation von halbgefertigten metallrohren - Google Patents
Verfahren fuer die desoxidation von halbgefertigten metallrohrenInfo
- Publication number
- DE3405771A1 DE3405771A1 DE19843405771 DE3405771A DE3405771A1 DE 3405771 A1 DE3405771 A1 DE 3405771A1 DE 19843405771 DE19843405771 DE 19843405771 DE 3405771 A DE3405771 A DE 3405771A DE 3405771 A1 DE3405771 A1 DE 3405771A1
- Authority
- DE
- Germany
- Prior art keywords
- blank
- nitrogen
- deoxidizer
- powdered
- supplied
- Prior art date
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 20
- 229910052751 metal Inorganic materials 0.000 title claims description 4
- 239000002184 metal Substances 0.000 title claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 35
- 229910052757 nitrogen Inorganic materials 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 7
- 239000011261 inert gas Substances 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 229910021538 borax Inorganic materials 0.000 claims description 5
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 5
- 239000004328 sodium tetraborate Substances 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 4
- 150000004706 metal oxides Chemical class 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 claims description 2
- 229910001873 dinitrogen Inorganic materials 0.000 claims 1
- 239000007789 gas Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 150000004691 decahydrates Chemical class 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- CDMADVZSLOHIFP-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane;decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 CDMADVZSLOHIFP-UHFFFAOYSA-N 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000004686 pentahydrates Chemical class 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Glass Compositions (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT19739/83A IT1160196B (it) | 1983-02-24 | 1983-02-24 | Procedimento di disossidazione a caldo di tubi metallici semilavorati |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3405771A1 true DE3405771A1 (de) | 1984-08-30 |
| DE3405771C2 DE3405771C2 (enrdf_load_stackoverflow) | 1988-06-30 |
Family
ID=11160820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843405771 Granted DE3405771A1 (de) | 1983-02-24 | 1984-02-17 | Verfahren fuer die desoxidation von halbgefertigten metallrohren |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS59159213A (enrdf_load_stackoverflow) |
| CA (1) | CA1214714A (enrdf_load_stackoverflow) |
| DE (1) | DE3405771A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2559690B1 (enrdf_load_stackoverflow) |
| GB (1) | GB2135336B (enrdf_load_stackoverflow) |
| IT (1) | IT1160196B (enrdf_load_stackoverflow) |
| MX (1) | MX161052A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012019025A1 (de) | 2012-09-26 | 2014-03-27 | Sms Meer Gmbh | Deoxidation von schräggewalzten Hohlblöcken |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3432288C2 (de) * | 1984-09-01 | 1987-01-02 | Kocks Technik Gmbh & Co, 4010 Hilden | Anwendung von Inertgas beim Herstellen nahtloser Rohre |
| DE3730367C2 (de) * | 1987-09-10 | 1997-10-09 | Km Europa Metal Ag | Verfahren zur Herstellung lochfraßbeständiger hartgezogener Rohre aus Kupfer oder Kupferlegierungen |
| CH674477A5 (enrdf_load_stackoverflow) * | 1988-03-30 | 1990-06-15 | Lonza Ag | |
| JP2592149B2 (ja) * | 1989-11-10 | 1997-03-19 | 住友重機械工業株式会社 | 中心穴を有する品物の熱間加工方法 |
| CN100513648C (zh) * | 2007-05-31 | 2009-07-15 | 天津钢管集团股份有限公司 | 硼砂预吹工艺方法 |
| ITUB20150855A1 (it) | 2015-05-25 | 2016-11-25 | Sms Innse Spa | Impianto ausiliario per un perforatore |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2762729A (en) * | 1955-05-27 | 1956-09-11 | United States Steel Corp | Method of removing scale from ferrous workpieces |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR896379A (fr) * | 1939-07-17 | 1945-02-20 | Schoeller Bleckmann Stahlwerke | Procédé pour le traitement de pièces qui doivent être élaborées par le procédé à poire de laminage pour former des tubes |
| LU39271A1 (enrdf_load_stackoverflow) * | 1959-11-24 | 1960-12-12 | ||
| GB1074958A (en) * | 1964-09-09 | 1967-07-05 | Contubind Sa | Process and mill for rolling hollow bodies |
| NL130355C (enrdf_load_stackoverflow) * | 1964-09-09 | |||
| NL6909260A (enrdf_load_stackoverflow) * | 1968-06-24 | 1969-12-30 | ||
| FR2077716A1 (enrdf_load_stackoverflow) * | 1970-02-09 | 1971-11-05 | Wendel Sidelor | |
| JPS523561A (en) * | 1975-06-26 | 1977-01-12 | Nippon Steel Corp | Method of surface treatment for hottrolled steel |
| NL163662C (nl) * | 1976-07-30 | 1980-09-15 | Hazemeijer Bv | In een circuit te schakelen inrichting voor het begrenzen van elektrische stroom. |
| JPS5339935A (en) * | 1976-09-24 | 1978-04-12 | Nippon Steel Corp | Method of and device for applying scale reforming agent to hot rolled steel band |
| DE3122046A1 (de) * | 1981-05-29 | 1982-12-16 | Mannesmann AG, 4000 Düsseldorf | Verfahren zur vermeidung von innenfehlern bei der herstellung von rohren |
| CH655516B (enrdf_load_stackoverflow) * | 1983-08-17 | 1986-04-30 |
-
1983
- 1983-02-24 IT IT19739/83A patent/IT1160196B/it active
- 1983-07-07 CA CA000432025A patent/CA1214714A/en not_active Expired
- 1983-12-12 GB GB08333123A patent/GB2135336B/en not_active Expired
- 1983-12-16 JP JP58237727A patent/JPS59159213A/ja active Pending
-
1984
- 1984-02-17 FR FR848402449A patent/FR2559690B1/fr not_active Expired - Fee Related
- 1984-02-17 DE DE19843405771 patent/DE3405771A1/de active Granted
- 1984-02-24 MX MX200456A patent/MX161052A/es unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2762729A (en) * | 1955-05-27 | 1956-09-11 | United States Steel Corp | Method of removing scale from ferrous workpieces |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012019025A1 (de) | 2012-09-26 | 2014-03-27 | Sms Meer Gmbh | Deoxidation von schräggewalzten Hohlblöcken |
| WO2014048670A1 (de) | 2012-09-26 | 2014-04-03 | Sms Meer Gmbh | Deoxidation von schräggewalzten hohlblöcken |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59159213A (ja) | 1984-09-08 |
| FR2559690B1 (enrdf_load_stackoverflow) | 1990-09-07 |
| IT8319739A0 (it) | 1983-02-24 |
| IT8319739A1 (it) | 1984-08-24 |
| GB8333123D0 (en) | 1984-01-18 |
| GB2135336B (en) | 1986-01-29 |
| FR2559690A1 (enrdf_load_stackoverflow) | 1985-08-23 |
| GB2135336A (en) | 1984-08-30 |
| MX161052A (es) | 1990-07-18 |
| DE3405771C2 (enrdf_load_stackoverflow) | 1988-06-30 |
| CA1214714A (en) | 1986-12-02 |
| IT1160196B (it) | 1987-03-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8128 | New person/name/address of the agent |
Representative=s name: LUDERSCHMIDT, W., DIPL.-CHEM. DR.PHIL.NAT., PAT.-A |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: DALMINE S.P.A., MAILAND/MILANO, IT INNSE INNOCENTI |
|
| 8328 | Change in the person/name/address of the agent |
Free format text: FUCHS, J., DR.-ING. DIPL.-ING. B.COM. LUDERSCHMIDT, W., DIPL.-CHEM. DR.PHIL.NAT. SEIDS, H., DIPL.-PHYS. MEHLER, K., DIPL.-PHYS. DR.RER.NAT. WEISS, C., DIPL.-ING.UNIV., PAT.-ANWAELTE, 6200 WIESBADEN |
|
| 8339 | Ceased/non-payment of the annual fee |