HK1028161A2 - Drill bit retainer for a down hole hammer assembly - Google Patents

Drill bit retainer for a down hole hammer assembly

Info

Publication number
HK1028161A2
HK1028161A2 HK00105924A HK00105924A HK1028161A2 HK 1028161 A2 HK1028161 A2 HK 1028161A2 HK 00105924 A HK00105924 A HK 00105924A HK 00105924 A HK00105924 A HK 00105924A HK 1028161 A2 HK1028161 A2 HK 1028161A2
Authority
HK
Hong Kong
Prior art keywords
drill bit
down hole
hammer assembly
hole hammer
bit retainer
Prior art date
Application number
HK00105924A
Inventor
Ardis L Holte
Original Assignee
Ardis L Holte
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 Ardis L Holte filed Critical Ardis L Holte
Priority to HK00105924A priority Critical patent/HK1028161A2/en
Publication of HK1028161A2 publication Critical patent/HK1028161A2/en

Links

HK00105924A 2000-09-20 2000-09-20 Drill bit retainer for a down hole hammer assembly HK1028161A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
HK00105924A HK1028161A2 (en) 2000-09-20 2000-09-20 Drill bit retainer for a down hole hammer assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HK00105924A HK1028161A2 (en) 2000-09-20 2000-09-20 Drill bit retainer for a down hole hammer assembly

Publications (1)

Publication Number Publication Date
HK1028161A2 true HK1028161A2 (en) 2001-01-19

Family

ID=10945211

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00105924A HK1028161A2 (en) 2000-09-20 2000-09-20 Drill bit retainer for a down hole hammer assembly

Country Status (1)

Country Link
HK (1) HK1028161A2 (en)

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Legal Events

Date Code Title Description
PF Patent in force
PF2 Short-term patent ceased to have effect under s.126(2) (not payment of maintenance fee and has 6-month grace period to pay)

Effective date: 20040920