GB1253218A - - Google Patents

Info

Publication number
GB1253218A
GB1253218A GB6034868A GB6034868A GB1253218A GB 1253218 A GB1253218 A GB 1253218A GB 6034868 A GB6034868 A GB 6034868A GB 6034868 A GB6034868 A GB 6034868A GB 1253218 A GB1253218 A GB 1253218A
Authority
GB
United Kingdom
Prior art keywords
towards
strip material
convolution
convolutions
borehole
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
GB6034868A
Other languages
English (en)
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 filed Critical
Publication of GB1253218A publication Critical patent/GB1253218A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F42D1/18—Plugs for boreholes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Dowels (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Insertion Pins And Rivets (AREA)
GB6034868A 1967-12-27 1968-12-19 Expired GB1253218A (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA677731 1967-12-27

Publications (1)

Publication Number Publication Date
GB1253218A true GB1253218A (ru) 1971-11-10

Family

ID=25561148

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6034868A Expired GB1253218A (ru) 1967-12-27 1968-12-19

Country Status (5)

Country Link
US (1) US3608491A (ru)
DE (1) DE1816758A1 (ru)
FR (1) FR1598761A (ru)
GB (1) GB1253218A (ru)
ZM (1) ZM18768A1 (ru)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2211587A (en) * 1987-10-23 1989-07-05 Ici Australia Operations Conduit constriction means

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4736796A (en) * 1986-06-30 1988-04-12 Arnall F James Tamp hole plug system and method
US4754705A (en) * 1986-11-17 1988-07-05 The Curators Of The University Of Missouri Mechanical stemming construction for blast holes and method of use
US5247886A (en) * 1992-10-14 1993-09-28 The Curators Of The University Of Missouri Blast plug and stemming construction for blast holes
US5253586A (en) * 1992-10-15 1993-10-19 The Curators Of The University Of Missouri Method of stemming a blast hole
US5841060A (en) * 1995-10-24 1998-11-24 Skaggs; Roger Dean Blast plug
US5936187A (en) * 1997-09-19 1999-08-10 Mocap Incorporated Blasting stemming plug
US6324980B1 (en) * 1998-05-08 2001-12-04 Cesar Estevez Bianchini Conical plug for sealing blastholes in open cut mining
US6339992B1 (en) 1999-03-11 2002-01-22 Rocktek Limited Small charge blasting apparatus including device for sealing pressurized fluids in holes
RU2444696C1 (ru) * 2010-07-29 2012-03-10 Государственное образовательное учреждение высшего профессионального образования "Тихоокеанский государственный университет" Засыпная забойка с распорным затвором
AU2017100633B4 (en) * 2017-03-23 2018-01-04 Pws Systems Pty Ltd Blasting method and system
RU182481U1 (ru) * 2018-06-05 2018-08-21 федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский горный университет" Скважинная забойка

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2403386A (en) * 1941-01-30 1946-07-02 Heitzman Safety Blasting Plug Blasting plug
US2553757A (en) * 1949-02-28 1951-05-22 David C Evans Holder for spun sugar candy
US3081705A (en) * 1958-05-09 1963-03-19 Studebaker Corp Articles having laminated walls

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2211587A (en) * 1987-10-23 1989-07-05 Ici Australia Operations Conduit constriction means

Also Published As

Publication number Publication date
FR1598761A (ru) 1970-07-06
US3608491A (en) 1971-09-28
DE1816758A1 (de) 1969-08-21
ZM18768A1 (en) 1969-06-17

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee