JPWO2025187217A1 - - Google Patents
Info
- Publication number
- JPWO2025187217A1 JPWO2025187217A1 JP2025527752A JP2025527752A JPWO2025187217A1 JP WO2025187217 A1 JPWO2025187217 A1 JP WO2025187217A1 JP 2025527752 A JP2025527752 A JP 2025527752A JP 2025527752 A JP2025527752 A JP 2025527752A JP WO2025187217 A1 JPWO2025187217 A1 JP WO2025187217A1
- 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.)
- Granted
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/10—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Articles (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2024032953 | 2024-03-05 | ||
| JP2024032953 | 2024-03-05 | ||
| PCT/JP2025/001369 WO2025187217A1 (ja) | 2024-03-05 | 2025-01-17 | ステンレス鋼管および油井管 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2025187217A1 true JPWO2025187217A1 (https=) | 2025-09-12 |
| JP7800781B1 JP7800781B1 (ja) | 2026-01-16 |
| JPWO2025187217A5 JPWO2025187217A5 (https=) | 2026-02-10 |
Family
ID=96990535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025527752A Active JP7800781B1 (ja) | 2024-03-05 | 2025-01-17 | ステンレス鋼管および油井管 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7800781B1 (https=) |
| WO (1) | WO2025187217A1 (https=) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4314458B2 (ja) * | 2003-02-04 | 2009-08-19 | 住友金属工業株式会社 | マルテンサイト系ステンレス鋼管及びその製造方法 |
| MX2020002864A (es) * | 2017-09-29 | 2020-07-24 | Jfe Steel Corp | Tubo sin costura de acero inoxidable martensitico para productos tubulares de region petrolifera, y metodo para la fabricacion del mismo. |
| JP7518342B2 (ja) * | 2020-04-10 | 2024-07-18 | 日本製鉄株式会社 | 二相ステンレス鋼材 |
| EP4148158A4 (en) * | 2020-05-07 | 2023-11-15 | Nippon Steel Corporation | DUPLEX STAINLESS STEEL SEAMLESS PIPE |
| WO2024009564A1 (ja) * | 2022-07-05 | 2024-01-11 | Ｊｆｅスチール株式会社 | ステンレス継目無鋼管およびその製造方法 |
-
2025
- 2025-01-17 WO PCT/JP2025/001369 patent/WO2025187217A1/ja active Pending
- 2025-01-17 JP JP2025527752A patent/JP7800781B1/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2025187217A1 (ja) | 2025-09-12 |
| WO2025187217A8 (ja) | 2025-10-02 |
| JP7800781B1 (ja) | 2026-01-16 |
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