SE7900824L - Hydrauliskt drivet verktyg for mekanisk sonderdelning av sten - Google Patents

Hydrauliskt drivet verktyg for mekanisk sonderdelning av sten

Info

Publication number
SE7900824L
SE7900824L SE7900824A SE7900824A SE7900824L SE 7900824 L SE7900824 L SE 7900824L SE 7900824 A SE7900824 A SE 7900824A SE 7900824 A SE7900824 A SE 7900824A SE 7900824 L SE7900824 L SE 7900824L
Authority
SE
Sweden
Prior art keywords
tubular extension
presser cheeks
heads
presser
cheeks
Prior art date
Application number
SE7900824A
Other languages
Unknown language ( )
English (en)
Other versions
SE438112B (sv
Original Assignee
Darda Helmut
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 Darda Helmut filed Critical Darda Helmut
Publication of SE7900824L publication Critical patent/SE7900824L/sv
Publication of SE438112B publication Critical patent/SE438112B/sv

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading
    • E21C37/04—Other methods or devices for dislodging with or without loading by devices with parts pressed mechanically against the wall of a borehole or a slit

Landscapes

  • Mining & Mineral Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Crushing And Grinding (AREA)
  • Actuator (AREA)
  • Working Measures On Existing Buildindgs (AREA)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
SE7900824A 1973-03-09 1979-01-31 Verktyg for mekanisk sonderdelning av sten SE438112B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2311723A DE2311723C2 (de) 1973-03-09 1973-03-09 Hydraulisch betätigbares Gerät zum mechanischen Zerlegen von Gestein

Publications (2)

Publication Number Publication Date
SE7900824L true SE7900824L (sv) 1979-01-31
SE438112B SE438112B (sv) 1985-04-01

Family

ID=5874273

Family Applications (2)

Application Number Title Priority Date Filing Date
SE7402577A SE407030B (sv) 1973-03-09 1974-02-27 Verktyg for mekanisk sonderdelning av sten
SE7900824A SE438112B (sv) 1973-03-09 1979-01-31 Verktyg for mekanisk sonderdelning av sten

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE7402577A SE407030B (sv) 1973-03-09 1974-02-27 Verktyg for mekanisk sonderdelning av sten

Country Status (17)

Country Link
US (1) US3957309A (sv)
JP (1) JPS5342002B2 (sv)
AT (1) AT330048B (sv)
BE (1) BE811290A (sv)
BR (1) BR7401773D0 (sv)
CA (1) CA983466A (sv)
CH (1) CH565317A5 (sv)
DE (1) DE2311723C2 (sv)
ES (1) ES423612A1 (sv)
FR (1) FR2220631B1 (sv)
GB (1) GB1411935A (sv)
IT (1) IT1008902B (sv)
NL (1) NL155071B (sv)
NO (1) NO139902C (sv)
SE (2) SE407030B (sv)
SU (1) SU709005A3 (sv)
ZA (1) ZA741090B (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114951A (en) * 1977-05-09 1978-09-19 Edward R. Langfield Hydraulically actuated tool for mechanically splitting rock-like material
US4168862A (en) * 1978-01-05 1979-09-25 Langfield Edward R Wear or thrust plates for hydraulic rock splitting apparatus
DE3228433C2 (de) * 1982-07-30 1985-08-29 Friedhelm 8390 Passau Porsfeld Steinspaltgerät zum mechanischen Zerlegen von Gestein
GB2172227B (en) * 1985-03-14 1988-08-10 Sermec Engineering Ltd Hydraulic wedge unit
DE19739743C2 (de) * 1997-09-10 1999-07-08 Wacker Werke Kg Arbeitsgerät mit reduzierten Obermassenschwingungen
CN109780954A (zh) * 2019-03-07 2019-05-21 厦门爆破工程公司 一种非开挖施工用地下岩爆破装置
CN112673797B (zh) * 2020-12-21 2022-04-05 浙江工业大学之江学院 一种新能源除草装置及其使用方法
CN113275090B (zh) * 2021-05-28 2022-06-21 山东易美包装材料有限公司 一种废弃塑料破碎设备
DE102024001741A1 (de) * 2024-05-29 2025-12-04 MB Spezialabbruch GmbH & Co. KG Verfahren zum Rückbau eines segmentierten Stahlbetonpylons und Spreizwerkzeug zum Ablösen eines Ringsegments eines Pylons

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2595565A (en) * 1950-03-14 1952-05-06 James C Buttrick Cutting unit for mining machines
SE305842B (sv) * 1965-08-11 1968-11-11 H Darda
DE1652483B1 (de) * 1966-12-08 1971-05-27 Helmut Darda Hydraulisch betaetigtes Geraet zum mechanischen Zerlegen von Gestein
CS150665B2 (sv) * 1968-03-07 1973-09-04
US3558191A (en) * 1969-01-23 1971-01-26 Fletcher Co H E Means for applying wedging forces to minerals and other bodies
US3572840A (en) * 1969-03-21 1971-03-30 Fletcher Co H E Means for applying wedging force to mineral and other bodies

Also Published As

Publication number Publication date
BE811290A (fr) 1974-06-17
CA983466A (en) 1976-02-10
ZA741090B (en) 1975-01-29
NO139902B (no) 1979-02-19
BR7401773D0 (pt) 1974-11-19
NL155071B (nl) 1977-11-15
NO740730L (no) 1974-09-10
JPS5342002B2 (sv) 1978-11-08
SE407030B (sv) 1979-03-12
ATA114474A (de) 1975-08-15
SE438112B (sv) 1985-04-01
DE2311723B1 (de) 1974-07-18
AU6626774A (en) 1975-09-11
ES423612A1 (es) 1976-05-01
NL7403116A (sv) 1974-09-11
IT1008902B (it) 1976-11-30
JPS49120256A (sv) 1974-11-16
FR2220631A1 (sv) 1974-10-04
US3957309A (en) 1976-05-18
NO139902C (no) 1979-05-30
FR2220631B1 (sv) 1978-06-30
SU709005A3 (ru) 1980-01-05
AT330048B (de) 1976-06-10
GB1411935A (en) 1975-10-29
DE2311723C2 (de) 1975-03-06
CH565317A5 (sv) 1975-08-15

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