NO115285B - - Google Patents

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Publication number
NO115285B
NO115285B NO145194A NO14519462A NO115285B NO 115285 B NO115285 B NO 115285B NO 145194 A NO145194 A NO 145194A NO 14519462 A NO14519462 A NO 14519462A NO 115285 B NO115285 B NO 115285B
Authority
NO
Norway
Prior art keywords
ethylene
aluminum
ccm
autoclave
catalyst
Prior art date
Application number
NO145194A
Other languages
English (en)
Norwegian (no)
Inventor
Chester I Williams
Original Assignee
Chester I Williams
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 Chester I Williams filed Critical Chester I Williams
Publication of NO115285B publication Critical patent/NO115285B/no

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/008Anchoring or tensioning means
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/74Means for anchoring structural elements or bulkheads
    • E02D5/80Ground anchors
    • E02D5/808Ground anchors anchored by using exclusively a bonding material
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00Setting anchoring-bolts
    • E21D20/02Setting anchoring-bolts with provisions for grouting
    • E21D20/021Grouting with inorganic components, e.g. cement

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Piles And Underground Anchors (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
NO145194A 1961-07-31 1962-07-23 NO115285B (en))

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US128054A US3222873A (en) 1961-07-31 1961-07-31 Groutable rock anchor

Publications (1)

Publication Number Publication Date
NO115285B true NO115285B (en)) 1968-09-16

Family

ID=22433379

Family Applications (1)

Application Number Title Priority Date Filing Date
NO145194A NO115285B (en)) 1961-07-31 1962-07-23

Country Status (3)

Country Link
US (1) US3222873A (en))
GB (1) GB970775A (en))
NO (1) NO115285B (en))

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3415066A (en) * 1966-01-12 1968-12-10 Chester I. Williams Bearing bracket for rock bolts
US3695045A (en) * 1970-02-03 1972-10-03 Chester I Williams Rock bolts
US3653217A (en) * 1970-08-03 1972-04-04 Chester I Williams Rock bolt rod configuration
US4051683A (en) * 1976-06-28 1977-10-04 Jennmar Corporation Method and apparatus for supporting a mine roof
GB2073283A (en) * 1980-02-12 1981-10-14 Deimold R Rock bolting
FI66055C (fi) * 1982-06-04 1984-08-10 Tampella Oy Ab Foerfarande och apparat foer montering av loedbultar vid bergbultning
US4531861A (en) * 1983-08-15 1985-07-30 Kash Maurice D Adhesively secured anchor rod
FR2560285B1 (fr) * 1984-02-23 1987-12-04 Louis Claude Procede pour enfoncer et sceller une armature dans le sol, dispositif et armature pour la mise en oeuvre de ce procede
US4655645A (en) * 1984-12-31 1987-04-07 H&S Machine & Supply Co., Inc. Method and apparatus for anchoring roof bolts
JPH07197541A (ja) * 1993-12-31 1995-08-01 Houmu:Kk コンクリート躯体の接合構造及びその接合方法
US5785463A (en) * 1996-01-11 1998-07-28 Jennmar Corporation Combination cable bolt system
US6074134A (en) * 1997-02-14 2000-06-13 Jennmar Corporation Tensionable cable bolt
US6045109A (en) * 1998-01-08 2000-04-04 Mashburn; James S. Rod holder retention device
US20060144007A1 (en) * 2005-01-06 2006-07-06 Michael Azarin Coil bar anchor
CA2605208A1 (en) * 2007-03-09 2008-09-09 Agnico-Eagle Mines Limited Bolt assembly
WO2011163449A1 (en) 2010-06-24 2011-12-29 Nucor Steel Birmingham, Inc. A tensionable threaded rebar bolt
US9010165B2 (en) 2011-01-18 2015-04-21 Nucor Corporation Threaded rebar manufacturing process and system
CN103557012B (zh) * 2013-11-19 2016-07-06 河南理工大学 一种大变形巷道围岩注浆紧固承载结构及施工方法
CN108104132B (zh) * 2017-12-29 2019-09-10 合肥工业大学 一种大坝溢洪道的注浆限位装置及施工方法
CN108179730B (zh) * 2017-12-29 2019-10-11 合肥工业大学 一种大坝溢洪道加固结构的施工方法
EP3628781B1 (de) * 2018-09-26 2023-06-07 BAUER Spezialtiefbau GmbH Verfahren zum herstellen eines injektionsankers im boden und nachverpressautomat hierfür
CN112554921A (zh) * 2020-12-04 2021-03-26 中煤科工开采研究院有限公司 一种中空张拉锚杆围岩加固方法
CN112554925A (zh) * 2020-12-04 2021-03-26 中煤科工开采研究院有限公司 一种张拉注浆锚杆

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR834613A (fr) * 1937-07-29 1938-11-25 Boyer Metallurg Système d'ancrage amovible pour le support et le maintien des coffrages dans les constructions en béton armé et autres application
US2525198A (en) * 1947-02-28 1950-10-10 Beijl Zako Sytse Bolt anchor
US2667037A (en) * 1949-08-24 1954-01-26 Edward M Thomas Suspension roof support
GB796262A (en) * 1956-10-05 1958-06-11 Mueller Ludwig Improvements in or relating to piles

Also Published As

Publication number Publication date
US3222873A (en) 1965-12-14
DE1484587A1 (de) 1969-09-04
GB970775A (en) 1964-09-23

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