CN1865484A - 在制备尿素的设备中使用的二相不锈钢 - Google Patents
在制备尿素的设备中使用的二相不锈钢 Download PDFInfo
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- CN1865484A CN1865484A CNA2006100878242A CN200610087824A CN1865484A CN 1865484 A CN1865484 A CN 1865484A CN A2006100878242 A CNA2006100878242 A CN A2006100878242A CN 200610087824 A CN200610087824 A CN 200610087824A CN 1865484 A CN1865484 A CN 1865484A
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- stainless steel
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 239000004202 carbamide Substances 0.000 title claims abstract description 33
- 229910001220 stainless steel Inorganic materials 0.000 title claims description 79
- 239000010935 stainless steel Substances 0.000 title claims description 78
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 79
- 239000010959 steel Substances 0.000 claims abstract description 79
- 238000004519 manufacturing process Methods 0.000 claims abstract description 25
- 239000012535 impurity Substances 0.000 claims abstract description 24
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 19
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 19
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 12
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 12
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000001301 oxygen Substances 0.000 claims abstract description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 7
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 6
- 235000019589 hardness Nutrition 0.000 claims description 41
- 239000000463 material Substances 0.000 claims description 23
- 238000007669 thermal treatment Methods 0.000 claims description 14
- 238000003466 welding Methods 0.000 claims description 9
- 238000005260 corrosion Methods 0.000 abstract description 77
- 230000007797 corrosion Effects 0.000 abstract description 75
- 238000001816 cooling Methods 0.000 abstract description 2
- 229910001039 duplex stainless steel Inorganic materials 0.000 abstract 3
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 229910052748 manganese Inorganic materials 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 26
- 231100000241 scar Toxicity 0.000 description 13
- 239000000243 solution Substances 0.000 description 11
- 229910000859 α-Fe Inorganic materials 0.000 description 11
- 230000037303 wrinkles Effects 0.000 description 10
- 206010030302 Oliguria Diseases 0.000 description 9
- 229910052802 copper Inorganic materials 0.000 description 9
- 230000011224 negative regulation of urine volume Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 239000000470 constituent Substances 0.000 description 6
- 229910001566 austenite Inorganic materials 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000005275 alloying Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 239000006104 solid solution Substances 0.000 description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 3
- 238000011835 investigation Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910017604 nitric acid Inorganic materials 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000536 complexating effect Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 229910000765 intermetallic Inorganic materials 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 description 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
Images
Classifications
-
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
-
- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- 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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Abstract
Description
No | 化学组成(质量%、余量为Fe和杂质) | ||||||||||||||
C | Si | Mn | P | S | Ni | Cr | Mo | W | N | Cu | Al | O | 其它 | ||
本发明例 | 1 | 0.021 | 0.45 | 0.82 | 0.015 | 0.001 | 9.5 | 26.5 | 0.5 | 2.1 | 0.31 | 0.2 | 0.017 | 0.006 | |
2 | 0.009 | 0.15 | 0.95 | 0.012 | 0.001 | 7.5 | 26.1 | 1.1 | 2.6 | 0.38 | 0.1 | 0.022 | 0.008 | B:0.009 | |
3 | 0.014 | 0.20 | 0.53 | 0.021 | 0.001 | 7.4 | 27.6 | 0.7 | 2.3 | 0.35 | 0.3 | 0.015 | 0.006 | Ca:0.0043 | |
4 | 0.016 | 0.22 | 0.61 | 0.019 | 0.001 | 7.8 | 27.6 | 0.8 | 2.2 | 0.34 | 0.2 | 0.015 | 0.005 | Ca:0.0045,Ce:0.02 | |
5 | 0.014 | 0.19 | 0.53 | 0.024 | 0.001 | 9.5 | 27.9 | 1.2 | 2.2 | 0.35 | 0.1 | 0.017 | 0.009 | Ca:0.003,Ce:0.02,B:0.005 | |
6 | 0.015 | 0.19 | 0.52 | 0.021 | 0.002 | 7.6 | 27.6 | 1.5 | 2.2 | 0.36 | 0.2 | 0.010 | 0.007 | Ce:0.03 | |
7 | 0.018 | 0.21 | 0.52 | 0.021 | 0.002 | 7.6 | 27.8 | 1.5 | 2.2 | 0.34 | 0.2 | 0.008 | 0.009 | Ca:0.0045,B:0.0002 | |
8 | 0.016 | 0.20 | 0.53 | 0.020 | 0.002 | 7.5 | 27.5 | 1.5 | 2.5 | 0.33 | 0.3 | 0.015 | 0.006 | Ce:0.03,B:0.007 | |
比较例 | 9 | 0.017 | 0.20 | 0.64 | 0.021 | 0.002 | 6.5 | 25.1* | 0.6 | 2.2 | 0.32 | 0.2 | 0.025 | 0.008 | |
10 | 0.013 | 0.22 | 0.53 | 0.026 | 0.001 | 8.3 | 28.0* | 1.1 | 2.2 | 0.31 | 0.1 | 0.027 | 0.005 | ||
11 | 0.013 | 0.21 | 0.65 | 0.026 | 0.002 | 8.3 | 28.7* | 0.9 | 2.8 | 0132 | 0.1 | 0.022 | 0.006 | ||
12 | 0.015 | 0.21 | 0.95 | 0.021 | 0.001 | 6.7 | 29.3* | 2.0* | 0.5* | 0.38 | 0.3 | 0.021 | 0.006 | ||
13 | 0.012 | 0.22 | 0.52 | 0.024 | 0.001 | 7.6 | 27.5 | 1.9* | 2.3 | 0.31 | 0.1 | 0.025 | 0.008 | ||
14 | 0.019 | 0.44 | 0.89 | 0.023 | 0.001 | 6.5 | 26.5 | 0.8 | 1.9* | 0.32 | 0.2 | 0.022 | 0.009 | ||
15 | 0.016 | 0.16 | 0.55 | 0.021 | 0.002 | 6.4 | 26.3 | 0.7 | 2.1 | 0.27* | 0.2 | 0.019 | 0.007 | ||
16 | 0.013 | 0.14 | 0.90 | 0.021 | 0.002 | 7.2 | 27.8 | 1.0 | 2.8 | 0.35 | 1.5* | 0.020 | 0.008 | Cu:1.5* | |
17 | 0.019 | 0.44 | 0.89 | 0.023 | 0.001 | 7.1 | 25.2* | 2.8* | 0.4* | 0.14* | 0.1 | 0.013 | 0.008 |
No | 65%硝酸腐蚀试验方法腐蚀速度(g/m2·h) | 尿素制造设备在涂层消除剂中的浸渍试验**腐蚀速度(g/m2·h) | 对热影响部进行热处理时的硬度变化(ΔHv) | 制品皱疤的判定 | 综合评价 | |
本发明例 | 1 | 0.054 | - | 15 | - | ○ |
2 | 0.057 | - | 35 | ○ | ○ | |
3 | 0.055 | - | 36 | - | ○ | |
4 | 0.054 | - | 41 | - | ○ | |
5 | 0.045 | 0.014 | 70 | ○ | ○ | |
6 | 0.051 | - | 62 | - | ○ | |
7 | 0.051 | - | 75 | - | ○ | |
8 | 0.049 | - | 73 | ○ | ○ | |
比较例 | 9 | 0.072 | - | 12 | - | ● |
10 | 0.052 | 0.014 | 68 | × | ● | |
11 | 0.051 | - | 88 | × | ● | |
12 | 0.054 | - | 82 | × | ● | |
13 | 0.052 | - | 118 | - | ● | |
14 | 0.069 | - | 28 | ○ | ● | |
15 | 0.070 | - | 25 | - | ● | |
16 | 0.056 | 0.022 | 74 | - | ● | |
17 | 0.068 | 0.019 | 144 | ○ | ● |
Claims (15)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002027695 | 2002-02-05 | ||
JP2002027695 | 2002-02-05 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031034500A Division CN1267572C (zh) | 2002-02-05 | 2003-01-30 | 在制备尿素的设备中使用的二相不锈钢 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1865484A true CN1865484A (zh) | 2006-11-22 |
CN100500921C CN100500921C (zh) | 2009-06-17 |
Family
ID=27654636
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006100878242A Expired - Lifetime CN100500921C (zh) | 2002-02-05 | 2003-01-30 | 在制备尿素的设备中使用的二相不锈钢 |
CNB031034500A Expired - Lifetime CN1267572C (zh) | 2002-02-05 | 2003-01-30 | 在制备尿素的设备中使用的二相不锈钢 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031034500A Expired - Lifetime CN1267572C (zh) | 2002-02-05 | 2003-01-30 | 在制备尿素的设备中使用的二相不锈钢 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7347903B2 (zh) |
EP (1) | EP1340829B1 (zh) |
KR (1) | KR100512757B1 (zh) |
CN (2) | CN100500921C (zh) |
AR (1) | AR038192A1 (zh) |
AU (1) | AU2003200351B2 (zh) |
BR (1) | BR0300280A (zh) |
CA (1) | CA2417626C (zh) |
DE (1) | DE60300008T2 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102119148A (zh) * | 2008-05-19 | 2011-07-06 | 斯塔米卡邦有限公司 | 由氨和二氧化碳生产尿素的方法 |
CN103438951A (zh) * | 2013-09-06 | 2013-12-11 | 高正 | 合金钢耐磨防堵式风量及风速传感器 |
CN105940130A (zh) * | 2013-12-27 | 2016-09-14 | 斯塔米卡邦有限公司 | 耐腐蚀双相钢合金及其制品,以及制造这种合金的方法 |
CN108048755A (zh) * | 2017-11-10 | 2018-05-18 | 洛阳双瑞特种装备有限公司 | 一种用于流体输送的高硬度耐蚀铸造不锈钢 |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1688511A1 (en) * | 2005-02-02 | 2006-08-09 | DSM IP Assets B.V. | Process for the production of urea in a conventional urea plant |
WO2008065478A1 (en) * | 2006-11-29 | 2008-06-05 | Belleli Energy Cpe S.P.A. | Process for welding special-steel tubes to a tube plate coated with a dpw28 duplex steel comprising machining of resting and welding seats in the spigots of the tube plate; heat exchanger comprising a tube bundle obtained by said process |
DE102008018135B4 (de) * | 2008-04-10 | 2011-05-19 | Thyssenkrupp Vdm Gmbh | Eisen-Chrom-Aluminium-Legierung mit hoher Lebensdauer und geringen Änderungen im Warmwiderstand |
JP5018863B2 (ja) * | 2009-11-13 | 2012-09-05 | 住友金属工業株式会社 | 耐アルカリ性に優れた二相ステンレス鋼 |
US8479700B2 (en) * | 2010-01-05 | 2013-07-09 | L. E. Jones Company | Iron-chromium alloy with improved compressive yield strength and method of making and use thereof |
AU2012218659B2 (en) * | 2011-02-14 | 2014-07-10 | Nippon Steel Corporation | Welded duplex stainless joint |
EP2505581A1 (en) | 2011-03-31 | 2012-10-03 | Stamicarbon B.V. | Zero emission urea process and plant |
CA2838487C (en) * | 2011-09-06 | 2018-03-13 | Stamicarbon B.V. | Radar level measurement |
FI125854B (fi) | 2011-11-04 | 2016-03-15 | Outokumpu Oy | Dupleksi ruostumaton teräs |
WO2014104893A1 (en) | 2012-12-28 | 2014-07-03 | Stamicarbon B.V. | Urea plant revamping method |
EP2801396A1 (en) * | 2013-05-10 | 2014-11-12 | Casale Sa | Use of duplex stainless steel in an ammonia-stripping of urea plants |
CN105246874B (zh) * | 2013-05-28 | 2018-06-12 | 东洋工程株式会社 | 尿素合成方法 |
CN111719090A (zh) * | 2013-12-27 | 2020-09-29 | 山特维克知识产权股份有限公司 | 耐蚀性二联钢合金、由其制成的物体和合金制造方法 |
KR20240042679A (ko) * | 2015-07-20 | 2024-04-02 | 산드빅 인터렉츄얼 프로퍼티 에이비 | 듀플렉스 스테인레스 강 및 상기 듀플렉스 스테인레스 강의 성형품 |
WO2017014632A1 (en) * | 2015-07-20 | 2017-01-26 | Stamicarbon B.V. | Duplex stainless steel and use thereof |
KR20200080312A (ko) * | 2017-11-15 | 2020-07-06 | 닛폰세이테츠 가부시키가이샤 | 2상 스테인리스강 및 2상 스테인리스강의 제조 방법 |
EP3502294A1 (en) | 2017-12-22 | 2019-06-26 | Tubacex Innovación A.I.E. | Duplex stainless steel resistant to corrosion |
SE1950909A1 (en) * | 2019-07-31 | 2021-02-01 | Ferritico Ab | Duplex steel with improved embrittlement properties and method of producing such |
WO2023198720A1 (en) * | 2022-04-12 | 2023-10-19 | Alleima Tube Ab | New duplex stainless steel |
Family Cites Families (9)
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SE453838B (sv) | 1985-09-05 | 1988-03-07 | Santrade Ltd | Hogkvevehaltigt ferrit-austenitiskt rostfritt stal |
JP3227734B2 (ja) | 1991-09-30 | 2001-11-12 | 住友金属工業株式会社 | 高耐食二相ステンレス鋼とその製造方法 |
JP2500162B2 (ja) | 1991-11-11 | 1996-05-29 | 住友金属工業株式会社 | 耐食性に優れた高強度二相ステンレス鋼 |
SE501321C2 (sv) | 1993-06-21 | 1995-01-16 | Sandvik Ab | Ferrit-austenitiskt rostfritt stål samt användning av stålet |
WO1996039543A2 (en) * | 1995-06-05 | 1996-12-12 | Pohang Iron & Steel Co., Ltd. | Duplex stainless steel, and its manufacturing method |
SE519589C2 (sv) | 1998-02-18 | 2003-03-18 | Sandvik Ab | Användning av höghållfast rostfritt stål i apparatur för framställning av kaustiksoda |
JP3454354B2 (ja) | 1999-06-25 | 2003-10-06 | 日鐵住金溶接工業株式会社 | オーステナイト・フェライト系二相ステンレス鋼溶接材料およびそれを用いた高Cr鋼の溶接方法 |
SE513247C2 (sv) * | 1999-06-29 | 2000-08-07 | Sandvik Ab | Ferrit-austenitisk stållegering |
NL1014512C2 (nl) | 2000-02-28 | 2001-08-29 | Dsm Nv | Methode voor het lassen van duplex staal. |
-
2003
- 2003-01-20 AR ARP030100160A patent/AR038192A1/es active IP Right Grant
- 2003-01-29 CA CA002417626A patent/CA2417626C/en not_active Expired - Lifetime
- 2003-01-29 US US10/352,997 patent/US7347903B2/en active Active
- 2003-01-30 CN CNB2006100878242A patent/CN100500921C/zh not_active Expired - Lifetime
- 2003-01-30 CN CNB031034500A patent/CN1267572C/zh not_active Expired - Lifetime
- 2003-01-30 KR KR10-2003-0006268A patent/KR100512757B1/ko active IP Right Grant
- 2003-01-31 DE DE60300008T patent/DE60300008T2/de not_active Expired - Lifetime
- 2003-01-31 EP EP03002240A patent/EP1340829B1/en not_active Expired - Lifetime
- 2003-02-04 AU AU2003200351A patent/AU2003200351B2/en not_active Expired
- 2003-02-04 BR BR0300280-2A patent/BR0300280A/pt active IP Right Grant
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102119148A (zh) * | 2008-05-19 | 2011-07-06 | 斯塔米卡邦有限公司 | 由氨和二氧化碳生产尿素的方法 |
CN102119148B (zh) * | 2008-05-19 | 2015-07-08 | 斯塔米卡邦有限公司 | 由氨和二氧化碳生产尿素的方法 |
CN105037212A (zh) * | 2008-05-19 | 2015-11-11 | 斯塔米卡邦有限公司 | 由氨和二氧化碳生产尿素的方法 |
CN105037212B (zh) * | 2008-05-19 | 2017-06-09 | 斯塔米卡邦有限公司 | 由氨和二氧化碳生产尿素的方法 |
CN103438951A (zh) * | 2013-09-06 | 2013-12-11 | 高正 | 合金钢耐磨防堵式风量及风速传感器 |
CN105940130A (zh) * | 2013-12-27 | 2016-09-14 | 斯塔米卡邦有限公司 | 耐腐蚀双相钢合金及其制品,以及制造这种合金的方法 |
CN105940130B (zh) * | 2013-12-27 | 2019-01-11 | 斯塔米卡邦有限公司 | 耐腐蚀双相钢合金及其制品,以及制造这种合金的方法 |
CN108048755A (zh) * | 2017-11-10 | 2018-05-18 | 洛阳双瑞特种装备有限公司 | 一种用于流体输送的高硬度耐蚀铸造不锈钢 |
CN108048755B (zh) * | 2017-11-10 | 2019-06-28 | 洛阳双瑞特种装备有限公司 | 一种用于流体输送的高硬度耐蚀铸造不锈钢 |
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DE60300008D1 (de) | 2004-08-19 |
DE60300008T2 (de) | 2005-02-03 |
EP1340829A1 (en) | 2003-09-03 |
BR0300280A (pt) | 2004-02-10 |
CN100500921C (zh) | 2009-06-17 |
CN1436873A (zh) | 2003-08-20 |
US20030155046A1 (en) | 2003-08-21 |
CA2417626C (en) | 2006-11-28 |
CN1267572C (zh) | 2006-08-02 |
US7347903B2 (en) | 2008-03-25 |
EP1340829B1 (en) | 2004-07-14 |
AR038192A1 (es) | 2005-01-05 |
AU2003200351A1 (en) | 2003-08-21 |
KR100512757B1 (ko) | 2005-09-07 |
CA2417626A1 (en) | 2003-08-05 |
KR20030066412A (ko) | 2003-08-09 |
AU2003200351B2 (en) | 2004-04-22 |
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