ZA202102599B - Multi-section rod suitable for crumbly rock stratus of mine and using method thereof - Google Patents

Multi-section rod suitable for crumbly rock stratus of mine and using method thereof

Info

Publication number
ZA202102599B
ZA202102599B ZA2021/02599A ZA202102599A ZA202102599B ZA 202102599 B ZA202102599 B ZA 202102599B ZA 2021/02599 A ZA2021/02599 A ZA 2021/02599A ZA 202102599 A ZA202102599 A ZA 202102599A ZA 202102599 B ZA202102599 B ZA 202102599B
Authority
ZA
South Africa
Prior art keywords
stratus
mine
section rod
rod suitable
crumbly
Prior art date
Application number
ZA2021/02599A
Other languages
English (en)
Inventor
Yang Yu
Dingchao Chen
Xiangqian Zhao
Yanxiang Liang
Yuheng Han
Yuxin Pan
Haiyan Zhang
Cheng Chen
Jianfei Lu
Siyu Zhu
Original Assignee
Univ Xuzhou Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Univ Xuzhou Technology filed Critical Univ Xuzhou Technology
Publication of ZA202102599B publication Critical patent/ZA202102599B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00—Setting anchoring-bolts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00—Setting anchoring-bolts
    • E21D20/003—Machines for drilling anchor holes and setting anchor bolts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Piles And Underground Anchors (AREA)
ZA2021/02599A 2021-03-30 2021-04-20 Multi-section rod suitable for crumbly rock stratus of mine and using method thereof ZA202102599B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110339956.4A CN113217061A (zh) 2021-03-30 2021-03-30 一种适用于矿山松软岩层的多段膨胀锚杆及其使用方法

Publications (1)

Publication Number Publication Date
ZA202102599B true ZA202102599B (en) 2022-02-23

Family

ID=77084441

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2021/02599A ZA202102599B (en) 2021-03-30 2021-04-20 Multi-section rod suitable for crumbly rock stratus of mine and using method thereof

Country Status (2)

Country Link
CN (1) CN113217061A (zh)
ZA (1) ZA202102599B (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114810171B (zh) * 2022-03-30 2023-03-10 西南交通大学 一种端头可膨胀式锚杆

Also Published As

Publication number Publication date
CN113217061A (zh) 2021-08-06

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