CA2313840A1 - Excavation d'un puits de mine - Google Patents

Excavation d'un puits de mine Download PDF

Info

Publication number
CA2313840A1
CA2313840A1 CA 2313840 CA2313840A CA2313840A1 CA 2313840 A1 CA2313840 A1 CA 2313840A1 CA 2313840 CA2313840 CA 2313840 CA 2313840 A CA2313840 A CA 2313840A CA 2313840 A1 CA2313840 A1 CA 2313840A1
Authority
CA
Canada
Prior art keywords
drum
carriers
pair
hoist ropes
drums
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.)
Abandoned
Application number
CA 2313840
Other languages
English (en)
Inventor
John Nicholas De La Vergne
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.)
JS Redpath Ltd
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
Priority to AU16773/01A priority Critical patent/AU778801C/en
Publication of CA2313840A1 publication Critical patent/CA2313840A1/fr
Abandoned legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
CA 2313840 2000-02-03 2000-07-10 Excavation d'un puits de mine Abandoned CA2313840A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU16773/01A AU778801C (en) 2000-02-03 2001-02-01 Excavating a mine shaft

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18004400P 2000-02-03 2000-02-03
US60/180,044 2000-02-03

Publications (1)

Publication Number Publication Date
CA2313840A1 true CA2313840A1 (fr) 2001-08-03

Family

ID=22658996

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2313840 Abandoned CA2313840A1 (fr) 2000-02-03 2000-07-10 Excavation d'un puits de mine

Country Status (1)

Country Link
CA (1) CA2313840A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107021400A (zh) * 2017-04-28 2017-08-08 河北天理环保科技有限公司 采区提升机钢丝绳防飘装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107021400A (zh) * 2017-04-28 2017-08-08 河北天理环保科技有限公司 采区提升机钢丝绳防飘装置

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Dead