CN102822424A - 用于采掘机的截齿、磨损和安装系统 - Google Patents
用于采掘机的截齿、磨损和安装系统 Download PDFInfo
- Publication number
- CN102822424A CN102822424A CN2011800146224A CN201180014622A CN102822424A CN 102822424 A CN102822424 A CN 102822424A CN 2011800146224 A CN2011800146224 A CN 2011800146224A CN 201180014622 A CN201180014622 A CN 201180014622A CN 102822424 A CN102822424 A CN 102822424A
- Authority
- CN
- China
- Prior art keywords
- instrument
- tool
- tool rack
- opening
- rack
- 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
- 238000005065 mining Methods 0.000 title claims abstract description 12
- 239000012530 fluid Substances 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 66
- 238000002347 injection Methods 0.000 claims description 51
- 239000007924 injection Substances 0.000 claims description 51
- 239000000463 material Substances 0.000 claims description 24
- 239000004033 plastic Substances 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 11
- 208000027418 Wounds and injury Diseases 0.000 claims description 9
- 208000014674 injury Diseases 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000012797 qualification Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 229910052742 iron Inorganic materials 0.000 description 7
- 229910019142 PO4 Inorganic materials 0.000 description 5
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 5
- 241001625808 Trona Species 0.000 description 5
- 239000010452 phosphate Substances 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 5
- 229940072033 potash Drugs 0.000 description 5
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 5
- 235000015320 potassium carbonate Nutrition 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 229920006324 polyoxymethylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
-
- 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
- E02F9/2816—Mountings therefor
- E02F9/2825—Mountings therefor using adapters
-
- 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
- E02F9/2816—Mountings therefor
- E02F9/2833—Retaining means, e.g. pins
-
- 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
- E02F9/2858—Teeth characterised by shape
-
- 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
- E02F9/2866—Small metalwork for digging elements, e.g. teeth scraper bits for rotating digging elements
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
- E21C35/19—Means for fixing picks or holders
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
- Food-Manufacturing Devices (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
Description
Claims (64)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510800917.4A CN105464660B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
CN201510800973.8A CN105464661B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
CN201510801635.6A CN105370276B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2010901134A AU2010901134A0 (en) | 2010-03-18 | Tool system for mining machine | |
AU2010901134 | 2010-03-18 | ||
PCT/AU2011/000314 WO2011113113A1 (en) | 2010-03-18 | 2011-03-18 | Cutting pick, wear and mounting system for mining machine |
Related Child Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510800973.8A Division CN105464661B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
CN201510801635.6A Division CN105370276B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
CN201510800917.4A Division CN105464660B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102822424A true CN102822424A (zh) | 2012-12-12 |
CN102822424B CN102822424B (zh) | 2015-12-02 |
Family
ID=44648365
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510800917.4A Active CN105464660B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
CN201510800973.8A Expired - Fee Related CN105464661B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
CN201510801635.6A Active CN105370276B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
CN201180014622.4A Active CN102822424B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510800917.4A Active CN105464660B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
CN201510800973.8A Expired - Fee Related CN105464661B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
CN201510801635.6A Active CN105370276B (zh) | 2010-03-18 | 2011-03-18 | 用于采掘机的截齿、磨损和安装系统 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20130076102A1 (zh) |
EP (1) | EP2547830A1 (zh) |
CN (4) | CN105464660B (zh) |
AU (2) | AU2011229158A1 (zh) |
WO (1) | WO2011113113A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105518229A (zh) * | 2013-07-10 | 2016-04-20 | 埃斯科公司 | 有助于磨损部件提升的连接器 |
CN108350738A (zh) * | 2015-07-31 | 2018-07-31 | 乔伊·姆·特拉华公司 | 钻头组件 |
CN108350684A (zh) * | 2015-11-12 | 2018-07-31 | 哈尼斯菲格技术公司 | 用于检测重型机械磨损的方法和系统 |
WO2020029803A1 (zh) * | 2018-08-08 | 2020-02-13 | 徐州徐工基础工程机械有限公司 | 掘进机切割装置和掘进机 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB201113591D0 (en) * | 2011-08-08 | 2011-09-21 | Hydra Mining Tools Internat Ltd | Mineral cutter tool |
GB201119486D0 (en) * | 2011-11-11 | 2011-12-21 | Minnovation Ltd | Mineral cutter pick etc |
US10724369B2 (en) | 2013-06-18 | 2020-07-28 | Esco Group Llc | Mineral winning pick, pick holder, and combination |
DE102014112964A1 (de) * | 2014-09-09 | 2016-03-10 | Betek Gmbh & Co. Kg | Meißel, insbesondere Rundschaftmeißel |
DE102015112988A1 (de) * | 2015-08-06 | 2017-02-09 | Betek Gmbh & Co. Kg | Schneideinrichtung |
NL2015672B1 (en) * | 2015-10-28 | 2017-05-29 | Ihc Holland Ie Bv | Tooth retaining and locking system. |
WO2018007652A1 (es) * | 2016-07-06 | 2018-01-11 | Metalogenia Research & Technologies S.L. | Sistema de desgaste o protección de una herramienta de una máquina de movimiento de tierras y pasador correspondiente |
CN106321096B (zh) * | 2016-08-23 | 2018-02-27 | 山西晋城无烟煤矿业集团有限责任公司 | 采煤机滚筒齿座定位装置 |
WO2020220066A1 (en) * | 2019-04-30 | 2020-11-05 | Idim Pty Ltd | Tool holder assembly |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4247147A (en) * | 1979-11-21 | 1981-01-27 | Sandvik Aktiebolag | Retainer clip for cutter bits |
US4484783A (en) * | 1982-07-22 | 1984-11-27 | Fansteel Inc. | Retainer and wear sleeve for rotating mining bits |
US4575156A (en) * | 1984-03-13 | 1986-03-11 | Fansteel Inc. | Mining block and bit |
RU2027852C1 (ru) * | 1991-11-26 | 1995-01-27 | Александр Иванович Кравцов | Устройство для крепления резцов горных машин |
CN1110060A (zh) * | 1993-06-01 | 1995-10-11 | 履带拖拉机股份有限公司 | 齿和齿座之间的接口 |
AU2008100828A4 (en) * | 2008-08-29 | 2008-09-25 | Sandvik Intellectual Property Ab | Cutting pick assembly |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1908161A (en) * | 1930-05-06 | 1933-05-09 | Gewerkschaft Wallram | Coal-cutting chisel with hard metal cutting edge |
US3342531A (en) * | 1965-02-16 | 1967-09-19 | Cincinnati Mine Machinery Co | Conical cutter bits held by resilient retainer for free rotation |
US3575467A (en) * | 1969-03-11 | 1971-04-20 | Carmet Co | Cutter bit and block |
GB1341856A (en) * | 1971-01-20 | 1973-12-25 | Izhorsky Z Im A A Zhdanova | Tooth of a bucket of a digging machine |
GB1370605A (en) * | 1973-02-23 | 1974-10-16 | Putsch K | Pipe wrench |
DE2617954B2 (de) * | 1976-04-24 | 1979-01-25 | Werkzeug-Union Gmbh -Dwu-, 5600 Wuppertal | Halterung für Schrämmeifiel |
GB1568992A (en) * | 1977-03-28 | 1980-06-11 | Hoy & Co Ltd Austin | Assembly for holding mineral cutter picks |
GB2045839A (en) * | 1979-03-30 | 1980-11-05 | Hall & Pickles Ltd | Boxes for mounting mineral mining picks |
GB2142064B (en) * | 1980-11-24 | 1985-08-29 | Padley & Venables Ltd | Holder for mineral-mining pick |
DE3315024A1 (de) * | 1983-04-26 | 1984-10-31 | Liebherr-France S.A., Colmar-Cedex | Zahn fuer greifer, loeffel oder schaufeln von hydraulikbaggern, ladern oder dergleichen |
ZA846759B (zh) * | 1983-09-05 | 1985-02-27 | ||
US5067775A (en) * | 1988-04-21 | 1991-11-26 | Kennametal Inc. | Retainer for rotatable bits |
ZA94702B (en) * | 1993-02-02 | 1995-08-02 | Esco Corp | Excavating tooth |
US5551760A (en) * | 1993-09-02 | 1996-09-03 | The Sollami Company | Tungsten carbide insert for a cutting tool |
US5561925A (en) * | 1995-07-25 | 1996-10-08 | Caterpillar Inc. | Tooth assembly and retaining mechanism |
DE69607006T2 (de) * | 1995-08-02 | 2000-09-28 | Kennametal Inc | Befestigungssystem für schneidwerkzeughalter |
US6199451B1 (en) * | 1996-09-09 | 2001-03-13 | The Sollami Company | Tool having a tungsten carbide insert |
US5833323A (en) * | 1997-02-03 | 1998-11-10 | Kennametal Inc. | Cutting toolholder retention system |
US6244665B1 (en) * | 1999-02-17 | 2001-06-12 | Kennametal Pc Inc. | Cutting toolholder with recessed groove for cutting tool removal |
US6364420B1 (en) * | 1999-03-22 | 2002-04-02 | The Sollami Company | Bit and bit holder/block having a predetermined area of failure |
US6375272B1 (en) * | 2000-03-24 | 2002-04-23 | Kennametal Inc. | Rotatable cutting tool insert |
US20020007485A1 (en) * | 2000-04-03 | 2002-01-17 | Rodriguez Arturo A. | Television service enhancements |
US6786557B2 (en) * | 2000-12-20 | 2004-09-07 | Kennametal Inc. | Protective wear sleeve having tapered lock and retainer |
CN2743541Y (zh) * | 2004-09-25 | 2005-11-30 | 胡玉兴 | 一种采煤机截齿的固定装置 |
CN2825948Y (zh) * | 2004-09-28 | 2006-10-11 | 周崇义 | 径向安装式切向截齿 |
AU2005203762B2 (en) * | 2005-08-22 | 2010-12-02 | Sandvik Intellectual Property Ab | Rotary cutting pick |
CN2916131Y (zh) * | 2006-06-15 | 2007-06-27 | 宋胜伟 | 一种采掘机械用截齿组件 |
US7635168B2 (en) * | 2006-08-11 | 2009-12-22 | Hall David R | Degradation assembly shield |
US7347292B1 (en) * | 2006-10-26 | 2008-03-25 | Hall David R | Braze material for an attack tool |
US20090284069A1 (en) * | 2008-05-18 | 2009-11-19 | Richard Wayne Watson | Pocket Protecting Retainable Cutter Bit |
-
2011
- 2011-03-18 EP EP11755573A patent/EP2547830A1/en not_active Withdrawn
- 2011-03-18 CN CN201510800917.4A patent/CN105464660B/zh active Active
- 2011-03-18 AU AU2011229158A patent/AU2011229158A1/en not_active Abandoned
- 2011-03-18 US US13/635,660 patent/US20130076102A1/en not_active Abandoned
- 2011-03-18 CN CN201510800973.8A patent/CN105464661B/zh not_active Expired - Fee Related
- 2011-03-18 AU AU2012200898A patent/AU2012200898C8/en active Active
- 2011-03-18 CN CN201510801635.6A patent/CN105370276B/zh active Active
- 2011-03-18 CN CN201180014622.4A patent/CN102822424B/zh active Active
- 2011-03-18 WO PCT/AU2011/000314 patent/WO2011113113A1/en active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4247147A (en) * | 1979-11-21 | 1981-01-27 | Sandvik Aktiebolag | Retainer clip for cutter bits |
US4484783A (en) * | 1982-07-22 | 1984-11-27 | Fansteel Inc. | Retainer and wear sleeve for rotating mining bits |
US4575156A (en) * | 1984-03-13 | 1986-03-11 | Fansteel Inc. | Mining block and bit |
RU2027852C1 (ru) * | 1991-11-26 | 1995-01-27 | Александр Иванович Кравцов | Устройство для крепления резцов горных машин |
CN1110060A (zh) * | 1993-06-01 | 1995-10-11 | 履带拖拉机股份有限公司 | 齿和齿座之间的接口 |
AU2008100828A4 (en) * | 2008-08-29 | 2008-09-25 | Sandvik Intellectual Property Ab | Cutting pick assembly |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105518229A (zh) * | 2013-07-10 | 2016-04-20 | 埃斯科公司 | 有助于磨损部件提升的连接器 |
CN108350738A (zh) * | 2015-07-31 | 2018-07-31 | 乔伊·姆·特拉华公司 | 钻头组件 |
US10677054B2 (en) | 2015-07-31 | 2020-06-09 | Joy Global Underground Mining Llc | Cutting bit assembly |
CN108350738B (zh) * | 2015-07-31 | 2020-07-31 | 久益环球地下采矿有限责任公司 | 钻头组件 |
CN108350684A (zh) * | 2015-11-12 | 2018-07-31 | 哈尼斯菲格技术公司 | 用于检测重型机械磨损的方法和系统 |
CN108350684B (zh) * | 2015-11-12 | 2021-01-15 | 久益环球地表采矿公司 | 用于检测重型机械磨损的方法和系统 |
WO2020029803A1 (zh) * | 2018-08-08 | 2020-02-13 | 徐州徐工基础工程机械有限公司 | 掘进机切割装置和掘进机 |
Also Published As
Publication number | Publication date |
---|---|
AU2012200898C8 (en) | 2015-02-19 |
CN105370276A (zh) | 2016-03-02 |
CN105370276B (zh) | 2019-02-22 |
CN105464661B (zh) | 2018-01-19 |
CN105464660B (zh) | 2018-12-18 |
CN105464661A (zh) | 2016-04-06 |
WO2011113113A1 (en) | 2011-09-22 |
AU2012200898B2 (en) | 2012-08-30 |
US20130076102A1 (en) | 2013-03-28 |
AU2012200898C1 (en) | 2014-03-06 |
AU2012200898A1 (en) | 2012-03-22 |
AU2011229158A1 (en) | 2012-11-08 |
CN102822424B (zh) | 2015-12-02 |
CN105464660A (zh) | 2016-04-06 |
EP2547830A1 (en) | 2013-01-23 |
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Denomination of invention: Cutting pick, wear and mounting system for mining machine Effective date of registration: 20170327 Granted publication date: 20151202 Pledgee: Bank of Beijing Limited by Share Ltd. Liaocheng branch Pledgor: SOUTHERN ENGINEERING SERVICES Pty Ltd. Registration number: 2017370000032 |
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Denomination of invention: Pick, wear and installation system for mining machine Effective date of registration: 20220331 Granted publication date: 20151202 Pledgee: Huaxia Bank Limited by Share Ltd. Liaocheng Dongchang Branch Pledgor: SOUTHERN ENGINEERING SERVICES Pty Ltd. Registration number: Y2022980003545 |
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Denomination of invention: Cutting teeth, wear and installation system for mining machines Granted publication date: 20151202 Pledgee: Huaxia Bank Co.,Ltd. Liaocheng branch Pledgor: SOUTHERN ENGINEERING SERVICES Pty Ltd. Registration number: Y2024980007997 |