GB2072241B - Pick box - Google Patents

Pick box

Info

Publication number
GB2072241B
GB2072241B GB8105167A GB8105167A GB2072241B GB 2072241 B GB2072241 B GB 2072241B GB 8105167 A GB8105167 A GB 8105167A GB 8105167 A GB8105167 A GB 8105167A GB 2072241 B GB2072241 B GB 2072241B
Authority
GB
United Kingdom
Prior art keywords
pick box
pick
box
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
GB8105167A
Other versions
GB2072241A (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.)
Hall and Pickles Ltd
Original Assignee
Hall and Pickles Ltd
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 Hall and Pickles Ltd filed Critical Hall and Pickles Ltd
Priority to GB8105167A priority Critical patent/GB2072241B/en
Publication of GB2072241A publication Critical patent/GB2072241A/en
Application granted granted Critical
Publication of GB2072241B publication Critical patent/GB2072241B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/19—Means for fixing picks or holders
GB8105167A 1980-03-07 1981-02-18 Pick box Expired GB2072241B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8105167A GB2072241B (en) 1980-03-07 1981-02-18 Pick box

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8007909 1980-03-07
GB8105167A GB2072241B (en) 1980-03-07 1981-02-18 Pick box

Publications (2)

Publication Number Publication Date
GB2072241A GB2072241A (en) 1981-09-30
GB2072241B true GB2072241B (en) 1983-07-06

Family

ID=26274740

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8105167A Expired GB2072241B (en) 1980-03-07 1981-02-18 Pick box

Country Status (1)

Country Link
GB (1) GB2072241B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4669556A (en) * 1984-01-31 1987-06-02 Nl Industries, Inc. Drill bit and cutter therefor
ZA962371B (en) * 1995-04-06 1996-06-26 Kennasystems South African Pro Pick holder extraction
US6059373A (en) * 1995-04-06 2000-05-09 Kennametal Inc. Pick holder extraction

Also Published As

Publication number Publication date
GB2072241A (en) 1981-09-30

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970218