GB541444A - Improvements in mining cartridges - Google Patents

Improvements in mining cartridges

Info

Publication number
GB541444A
GB541444A GB20459/39A GB2045939A GB541444A GB 541444 A GB541444 A GB 541444A GB 20459/39 A GB20459/39 A GB 20459/39A GB 2045939 A GB2045939 A GB 2045939A GB 541444 A GB541444 A GB 541444A
Authority
GB
United Kingdom
Prior art keywords
braid
rubber
wires
cartridge
group
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.)
Expired
Application number
GB20459/39A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB541444A publication Critical patent/GB541444A/en
Expired legal-status Critical Current

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
    • E21C37/06—Other methods or devices for dislodging with or without loading by making use of hydraulic or pneumatic pressure in a borehole
    • E21C37/10—Devices with expanding elastic casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00—Blasting cartridges, i.e. case and explosive
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42D—BLASTING
    • F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
    • F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
    • F42D1/20—Tamping cartridges, i.e. cartridges containing tamping material

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Buffer Packaging (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Earth Drilling (AREA)
GB20459/39A 1938-08-13 1939-07-13 Improvements in mining cartridges Expired GB541444A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US224660A US2233205A (en) 1938-08-13 1938-08-13 Mining cartridge

Publications (1)

Publication Number Publication Date
GB541444A true GB541444A (en) 1941-11-27

Family

ID=22841609

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20459/39A Expired GB541444A (en) 1938-08-13 1939-07-13 Improvements in mining cartridges

Country Status (4)

Country Link
US (1) US2233205A (enrdf_load_stackoverflow)
BE (1) BE435825A (enrdf_load_stackoverflow)
FR (1) FR858624A (enrdf_load_stackoverflow)
GB (1) GB541444A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2511005A (en) * 1945-09-28 1950-06-13 John E Pool Mine clearing snake

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2634113A (en) * 1946-09-04 1953-04-07 Joy Mfg Co Combined drill and expansible breaker mechanism
US2796797A (en) * 1953-02-21 1957-06-25 Dynamit Nobel Ag Method of producing armoured synthetic plastic tubes
US3401946A (en) * 1967-08-07 1968-09-17 Lynes Inc Inflatable device
DE2640527A1 (de) * 1976-09-09 1978-03-16 Hostert Automata Einsatz fuer photoentwicklungsmaschinen
SE500317C2 (sv) * 1991-11-22 1994-05-30 Westboenergi Ab Spräckkropp
SE531266C2 (sv) * 2006-02-15 2009-02-03 Emstone Ab Expansionsanordning för riktad kilformig spräckning av sten, berg, betong eller liknande material
CN109579626A (zh) * 2019-01-28 2019-04-05 贵州大学 一种便于进行锁合的爆破筒

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2511005A (en) * 1945-09-28 1950-06-13 John E Pool Mine clearing snake

Also Published As

Publication number Publication date
US2233205A (en) 1941-02-25
FR858624A (fr) 1940-11-29
BE435825A (enrdf_load_stackoverflow)

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