ATE113666T1 - Verschleissfeste stahlgiesslinge. - Google Patents
Verschleissfeste stahlgiesslinge.Info
- Publication number
- ATE113666T1 ATE113666T1 AT90905036T AT90905036T ATE113666T1 AT E113666 T1 ATE113666 T1 AT E113666T1 AT 90905036 T AT90905036 T AT 90905036T AT 90905036 T AT90905036 T AT 90905036T AT E113666 T1 ATE113666 T1 AT E113666T1
- Authority
- AT
- Austria
- Prior art keywords
- steel matrix
- wear
- wear resistant
- resistant steel
- steel castings
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/14—Casting in, on, or around objects which form part of the product the objects being filamentary or particulate in form
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
- E02F9/2808—Teeth
- E02F9/285—Teeth characterised by the material used
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12486—Laterally noncoextensive components [e.g., embedded, etc.]
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
- Y10T428/12576—Boride, carbide or nitride component
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12951—Fe-base component
- Y10T428/12958—Next to Fe-base component
- Y10T428/12965—Both containing 0.01-1.7% carbon [i.e., steel]
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12951—Fe-base component
- Y10T428/12972—Containing 0.01-1.7% carbon [i.e., steel]
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Component Parts Of Construction Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Laminated Bodies (AREA)
- Ceramic Products (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US32766789A | 1989-03-23 | 1989-03-23 | |
US07/449,094 US5066546A (en) | 1989-03-23 | 1989-12-08 | Wear-resistant steel castings |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE113666T1 true ATE113666T1 (de) | 1994-11-15 |
Family
ID=26985996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT90905036T ATE113666T1 (de) | 1989-03-23 | 1990-03-09 | Verschleissfeste stahlgiesslinge. |
Country Status (7)
Country | Link |
---|---|
US (2) | US5066546A (de) |
EP (1) | EP0464087B1 (de) |
JP (1) | JPH04506180A (de) |
AT (1) | ATE113666T1 (de) |
AU (2) | AU634528B2 (de) |
DE (1) | DE69013901T2 (de) |
WO (1) | WO1990011383A1 (de) |
Families Citing this family (58)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5358545A (en) * | 1990-09-18 | 1994-10-25 | Carmet Company | Corrosion resistant composition for wear products |
FR2681271A1 (fr) * | 1991-09-16 | 1993-03-19 | Technogenia | Procede de realisation d'une piece composite a surface antiabrasion, et pieces obtenues par ce procede. |
US5328776A (en) * | 1993-01-04 | 1994-07-12 | Michail Garber | Abrasion and impact resistant composite castings and wear resistant surface provided therewith |
US5439750A (en) * | 1993-06-15 | 1995-08-08 | General Electric Company | Titanium metal matrix composite inserts for stiffening turbine engine components |
US5749218A (en) * | 1993-12-17 | 1998-05-12 | General Electric Co. | Wear reduction kit for gas turbine combustors |
US5765624A (en) * | 1994-04-07 | 1998-06-16 | Oshkosh Truck Corporation | Process for casting a light-weight iron-based material |
US5863003A (en) | 1995-07-26 | 1999-01-26 | Smith; Leward M. | Waste processing machine |
US5896911A (en) * | 1996-03-29 | 1999-04-27 | Caterpillar Inc. | Process for making a selectively reinforced ground engaging tool component |
US5921333A (en) * | 1997-08-06 | 1999-07-13 | Naco, Inc. | Casting having in-situ cast inserts and method of manufacturing |
US6066407A (en) * | 1998-06-15 | 2000-05-23 | Getz; Roland A. | Wear resistant parts for hammers and chippers |
US6059210A (en) * | 1999-01-20 | 2000-05-09 | Smith; Leward N. | Rotor assembly for a waste processing machine |
KR100667053B1 (ko) | 1999-08-23 | 2007-01-10 | 모스코비치, 제리 | 엘씨디 모니터용 범용 신속형 커넥터 장치 |
AT5202U3 (de) * | 2002-01-18 | 2003-01-27 | Plasser Bahnbaumasch Franz | Stopfpickel |
US7361411B2 (en) * | 2003-04-21 | 2008-04-22 | Att Technology, Ltd. | Hardfacing alloy, methods, and products |
US20090258250A1 (en) * | 2003-04-21 | 2009-10-15 | ATT Technology, Ltd. d/b/a Amco Technology Trust, Ltd. | Balanced Composition Hardfacing Alloy |
US7220098B2 (en) | 2003-05-27 | 2007-05-22 | General Electric Company | Wear resistant variable stator vane assemblies |
US20050017111A1 (en) * | 2003-06-24 | 2005-01-27 | Hickey Jeffrey T. | Tool for impinging material having a cast wear pad |
US20060118672A1 (en) * | 2004-12-06 | 2006-06-08 | Hickey Jeffrey T | Non-rotatable fan tool and fan tool-holder assembly |
US7543992B2 (en) | 2005-04-28 | 2009-06-09 | General Electric Company | High temperature rod end bearings |
US20070209839A1 (en) * | 2006-03-08 | 2007-09-13 | ATT Technology Trust, Ltd. d/b/a Arnco Technology Trust, Ltd. | System and method for reducing wear in drill pipe sections |
US9003681B2 (en) * | 2006-09-18 | 2015-04-14 | Deere & Company | Bucket teeth having a metallurgically bonded coating and methods of making bucket teeth |
CA2585688C (en) * | 2007-04-20 | 2014-10-14 | Igor Tsypine | Wear-resistant castings and method of fabrication thereof |
US8241761B2 (en) * | 2007-08-15 | 2012-08-14 | Mikhail Garber | Abrasion and impact resistant composite castings for working in condition of wear and high dynamic loads |
US7665234B2 (en) * | 2007-09-14 | 2010-02-23 | Kennametal Inc. | Grader blade with tri-grade insert assembly on the leading edge |
JP5576287B2 (ja) * | 2007-11-09 | 2014-08-20 | サンドビック インテレクチュアル プロパティー アクティエボラーグ | 鋳造された超硬合金構成部品 |
AU2009203887A1 (en) * | 2008-01-04 | 2009-07-16 | Excalibur Steel Company Pty Ltd | Wear resistant components |
US20100044003A1 (en) * | 2008-08-25 | 2010-02-25 | Mark A. Baumgarten | Insert molding |
BE1018130A3 (fr) * | 2008-09-19 | 2010-05-04 | Magotteaux Int | Materiau composite hierarchique. |
BE1018128A3 (fr) | 2008-09-19 | 2010-05-04 | Magotteaux Int | Cone de broyage pour concasseur a compression. |
BE1018129A3 (fr) | 2008-09-19 | 2010-05-04 | Magotteaux Int | Impacteur composite pour concasseurs a percussion. |
BE1018127A3 (fr) * | 2008-09-19 | 2010-05-04 | Magotteaux Int | Dent composite pour le travail du sol ou des roches. |
US20100215983A1 (en) * | 2009-02-20 | 2010-08-26 | Kennametal Inc. | Brazed Claddings for Cast Iron Substrates |
US8534344B2 (en) * | 2009-03-31 | 2013-09-17 | Alcoa Inc. | System and method of producing multi-layered alloy products |
DE102009049288A1 (de) * | 2009-10-13 | 2011-04-14 | Buderus Kanalguss Gmbh | Abdeckung mit verschleißfester Oberfläche sowie Verfahren zu dessen Herstellung |
JOP20200150A1 (ar) | 2011-04-06 | 2017-06-16 | Esco Group Llc | قطع غيار بأوجه مقواه باستخدام عملية التقسية المصلدة والطريقة والتجميع المرافق للتصنيع |
US20140173948A1 (en) * | 2011-08-26 | 2014-06-26 | Volvo Construction Equipment Ab | Excavating tooth wear indicator and method |
NZ626215A (en) | 2012-01-31 | 2016-03-31 | Esco Corp | Wear resistant material and system and method of creating a wear resistant material |
US8960262B2 (en) | 2012-04-27 | 2015-02-24 | Spokane Industries | Encapsulated arrays with barrier layer covered tiles |
ITUD20120134A1 (it) * | 2012-07-25 | 2014-01-26 | F A R Fonderie Acciaierie Roiale S P A | Procedimento per la fabbricazione di getti in acciaio e getti in acciaio cosi' fabbricati |
ITUD20120159A1 (it) * | 2012-09-14 | 2014-03-15 | F A R Fonderie Acciaierie Roiale S P A | Procedimento per la fabbricazione di getti in acciaio |
JP5373169B1 (ja) * | 2012-10-10 | 2013-12-18 | 株式会社小松製作所 | 掘削爪および掘削爪用ボディ |
WO2014072932A1 (en) * | 2012-11-08 | 2014-05-15 | Sandvik Intellectual Property Ab | Low carbon steel and cemented carbide wear part |
CN103302269B (zh) * | 2013-07-11 | 2015-03-25 | 孙岗 | 一种双金属复合产品及其硬质合金熔铸工艺 |
US10040127B2 (en) | 2014-03-14 | 2018-08-07 | Kennametal Inc. | Boring bar with improved stiffness |
US20160122970A1 (en) * | 2014-10-24 | 2016-05-05 | The Charles Machine Works, Inc. | Linked Tooth Digging Chain |
US10378188B2 (en) | 2016-09-23 | 2019-08-13 | Rockland Manufacturing Company | Bucket, blade, liner, or chute with visual wear indicator |
JP6804143B2 (ja) * | 2016-09-30 | 2020-12-23 | 株式会社小松製作所 | 耐土砂摩耗部品およびその製造方法 |
DE102017203076A1 (de) | 2017-02-24 | 2018-08-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verbundwerkstoffe mit sehr hoher Verschleißbeständigkeit |
CN107755638A (zh) * | 2017-10-23 | 2018-03-06 | 晋城市金工铸业有限公司 | 消失模工艺低合金钢搅拌臂点状复合镶铸耐磨材料工艺 |
EP3563951A1 (de) * | 2018-05-04 | 2019-11-06 | Magotteaux International S.A. | Zahn aus verbundwerkstoff mit kegelstumpfförmigem einsatz |
DE102019200302A1 (de) * | 2019-01-11 | 2020-07-16 | Thyssenkrupp Ag | Zahn zum Anbringen an eine Baggerschaufel |
BE1027444B1 (fr) | 2020-02-11 | 2021-02-10 | Magotteaux Int | Piece d'usure composite |
EP3885061A1 (de) | 2020-03-27 | 2021-09-29 | Magotteaux International S.A. | Verbundverschleisskomponente |
US11882777B2 (en) | 2020-07-21 | 2024-01-30 | Osmundson Mfg. Co. | Agricultural sweep with wear resistant coating |
US20220022357A1 (en) * | 2020-07-21 | 2022-01-27 | Osmundson Mfg. Co. | Agricultural sweep with wear resistant coating |
CN112522621A (zh) * | 2020-11-30 | 2021-03-19 | 自贡硬质合金有限责任公司 | 一种复合耐磨金属块及制备方法 |
EP4155008A1 (de) | 2021-09-23 | 2023-03-29 | Magotteaux International S.A. | Verbundverschleisskomponente |
CN114932196B (zh) * | 2022-06-02 | 2024-04-16 | 邯郸慧桥复合材料科技有限公司 | 一种双组织锤头及其制造方法 |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1310528A (en) * | 1919-07-22 | Robert abbott hadfield | ||
US1072026A (en) * | 1912-12-27 | 1913-09-02 | Murray And Jacobs Mfg Company | Method of making resistant surfaces. |
US2298049A (en) * | 1940-11-26 | 1942-10-06 | Richfield Oil Corp | Tool joint |
FR1600299A (de) * | 1968-12-31 | 1970-07-20 | ||
US3779715A (en) * | 1970-01-15 | 1973-12-18 | Permanence Corp | Heat resistant high strength composite structure of hard metal particles in a matrix, and method of making the same |
GB1519589A (en) * | 1974-09-11 | 1978-08-02 | Brico Eng | Metal articles of aluminium having load-bearing inserts |
US4024902A (en) * | 1975-05-16 | 1977-05-24 | Baum Charles S | Method of forming metal tungsten carbide composites |
SE399911C (sv) * | 1976-02-05 | 1980-02-18 | Sandvik Ab | Slitdetalj med hog slitstyrka och god hallfasthet, sammansatt av hardmetall och gjutjern |
US4146080A (en) * | 1976-03-18 | 1979-03-27 | Permanence Corporation | Composite materials containing refractory metallic carbides and method of forming the same |
US4101318A (en) * | 1976-12-10 | 1978-07-18 | Erwin Rudy | Cemented carbide-steel composites for earthmoving and mining applications |
US4140170A (en) * | 1977-09-06 | 1979-02-20 | Baum Charles S | Method of forming composite material containing sintered particles |
US4249945A (en) * | 1978-09-20 | 1981-02-10 | Crucible Inc. | Powder-metallurgy steel article with high vanadium-carbide content |
FR2488769B1 (fr) * | 1980-08-21 | 1985-06-21 | Nodet Gougis | Distributeur de semoir monograine a depression |
JPS57160564A (en) * | 1981-03-30 | 1982-10-02 | Komatsu Ltd | Abrasion resistant composite material |
US4608318A (en) * | 1981-04-27 | 1986-08-26 | Kennametal Inc. | Casting having wear resistant compacts and method of manufacture |
JPS5893845A (ja) * | 1981-11-30 | 1983-06-03 | Toyota Motor Corp | 繊維強化金属型複合材料及びその製造方法 |
JPS5939461A (ja) * | 1982-08-30 | 1984-03-03 | Komatsu Ltd | 粒子分散型耐摩耗性複合材料の製造方法 |
SE449383B (sv) * | 1982-12-06 | 1987-04-27 | Sandvik Ab | Slitdetaljer sasom snoplogsker, veghyvelsker, grevtender m m med hog slitstyrka |
JPS59206154A (ja) * | 1983-05-10 | 1984-11-21 | Mitsubishi Heavy Ind Ltd | シリンダ−の製造法 |
JPS6011096A (ja) * | 1983-07-01 | 1985-01-21 | Sanyo Electric Co Ltd | フイン型熱交換器及びその製造方法 |
JPS60124458A (ja) * | 1983-12-09 | 1985-07-03 | Kubota Ltd | 耐摩耗複合鋳物の製造方法 |
DE3515975A1 (de) * | 1984-06-07 | 1985-12-12 | Eisenhütte Prinz Rudolph, Zweigniederlassung der Salzgitter Maschinen und Anlagen AG, 4408 Dülmen | Verfahren und vorrichtung zur herstellung von schneidkraenzen mit hartmetallschneide zum abspanen von geologischen formationen, insbesondere fuer das bohren mit meisselrollen |
JPH0247667B2 (ja) * | 1984-07-16 | 1990-10-22 | Matsushita Electric Ind Co Ltd | Netsuhonpusochi |
JPS61245958A (ja) * | 1985-04-23 | 1986-11-01 | Kubota Ltd | 耐摩耗複合鋳物の製造方法 |
US4612067A (en) * | 1985-05-21 | 1986-09-16 | Abex Corporation | Manganese steel |
SU1416265A1 (ru) * | 1986-05-19 | 1988-08-15 | Уфимский авиационный институт им.Серго Орджоникидзе | Способ получени армированных литых заготовок |
US4715450A (en) * | 1987-02-20 | 1987-12-29 | Kennametal Inc. | Grader blade with casting/insert assembly on leading edge |
US4908923A (en) * | 1988-10-05 | 1990-03-20 | Ford Motor Company | Method of dimensionally stabilizing interface between dissimilar metals in an internal combustion engine |
US5040588A (en) * | 1988-11-10 | 1991-08-20 | Lanxide Technology Company, Lp | Methods for forming macrocomposite bodies and macrocomposite bodies produced thereby |
AR244372A1 (es) * | 1990-04-11 | 1993-10-20 | Hercules Inc | Pretratamiento de rellenador con dimero de reteno cationico. |
-
1989
- 1989-12-08 US US07/449,094 patent/US5066546A/en not_active Expired - Lifetime
-
1990
- 1990-03-09 AT AT90905036T patent/ATE113666T1/de not_active IP Right Cessation
- 1990-03-09 DE DE69013901T patent/DE69013901T2/de not_active Expired - Fee Related
- 1990-03-09 WO PCT/US1990/001312 patent/WO1990011383A1/en active IP Right Grant
- 1990-03-09 EP EP90905036A patent/EP0464087B1/de not_active Expired - Lifetime
- 1990-03-09 AU AU52723/90A patent/AU634528B2/en not_active Ceased
- 1990-03-09 JP JP2504839A patent/JPH04506180A/ja active Pending
-
1991
- 1991-05-01 US US07/694,326 patent/US5337801A/en not_active Expired - Fee Related
-
1993
- 1993-01-22 AU AU31968/93A patent/AU641100B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
AU634528B2 (en) | 1993-02-25 |
WO1990011383A1 (en) | 1990-10-04 |
US5337801A (en) | 1994-08-16 |
JPH04506180A (ja) | 1992-10-29 |
EP0464087A1 (de) | 1992-01-08 |
AU5272390A (en) | 1990-10-22 |
DE69013901T2 (de) | 1995-05-18 |
EP0464087A4 (en) | 1992-03-04 |
DE69013901D1 (de) | 1994-12-08 |
AU3196893A (en) | 1993-03-18 |
AU641100B2 (en) | 1993-09-09 |
EP0464087B1 (de) | 1994-11-02 |
US5066546A (en) | 1991-11-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE113666T1 (de) | Verschleissfeste stahlgiesslinge. | |
US4576875A (en) | Weldable wear part with high wear resistance | |
CA2086868A1 (en) | Hard facing casting surfaces with wear-resistant sheets | |
US4584020A (en) | Wear part with high wear strength | |
IE811872L (en) | Wear resistant tool material | |
DE69613359D1 (de) | Pulvermetallurgisches herstellungsverfahren für verbundsstoff | |
PL343027A1 (en) | Ejector with one or several pockets | |
JPS5783372A (en) | Metal bond grinder element composed of main and auxiliary grinding layers | |
Materkowski | Wear-resistant steel castings | |
MY108416A (en) | An integrated backing plate for a drum brake | |
FR2357653A1 (fr) | Materiau composite resistant a l'usure notamment pour la fabrication d'outils de percage et de forage | |
JPS63126563A (ja) | セラミツクス被覆耐摩耗ロ−ル | |
Kiseleva et al. | Application of Electroslag Heating in Hardening and Repairing Hard Surfacing of Excavator Bucket Teeth | |
JPS6462401A (en) | Wear resistant magnetized powder | |
Fischer et al. | Cemented Carbide Tool | |
PL74450B1 (de) | ||
FR2209850A1 (en) | Wear resistant composite material - contg. chromium, boron and titanium particles in a metallic matrix | |
Pogodaev et al. | Structure-energetic criterion of wear resistance of metals and alloys with consideration of rigidity of surface stressed state | |
Vardavoulias et al. | Pin-on-Disc and Fretting Wear Behaviour of High Speed Steel Type Particulate Composites | |
JPH0310038Y2 (de) | ||
Danyuta | Induction Hard-Facing of Bucket Teeth Using a Composite Mixture | |
HORNBOGEN | Friction, wear and structure of heterogeneous materials | |
Kobayashi et al. | Mechanical properties of SiC whisker reinforced aluminum alloys fabricated by pressure casting method | |
JPH0427643Y2 (de) | ||
KR890003476A (ko) | 내마모성 복합주조체 및 이의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |