GB2302664B - Rotary percussive drill bit - Google Patents

Rotary percussive drill bit

Info

Publication number
GB2302664B
GB2302664B GB9513137A GB9513137A GB2302664B GB 2302664 B GB2302664 B GB 2302664B GB 9513137 A GB9513137 A GB 9513137A GB 9513137 A GB9513137 A GB 9513137A GB 2302664 B GB2302664 B GB 2302664B
Authority
GB
United Kingdom
Prior art keywords
drill bit
percussive drill
rotary percussive
rotary
bit
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 - Fee Related
Application number
GB9513137A
Other versions
GB2302664A (en
GB9513137D0 (en
Inventor
Anthony Roy Small
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.)
Armeg Ltd
Original Assignee
Armeg 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 Armeg Ltd filed Critical Armeg Ltd
Priority to GB9513137A priority Critical patent/GB2302664B/en
Publication of GB9513137D0 publication Critical patent/GB9513137D0/en
Publication of GB2302664A publication Critical patent/GB2302664A/en
Application granted granted Critical
Publication of GB2302664B publication Critical patent/GB2302664B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
GB9513137A 1995-06-28 1995-06-28 Rotary percussive drill bit Expired - Fee Related GB2302664B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9513137A GB2302664B (en) 1995-06-28 1995-06-28 Rotary percussive drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9513137A GB2302664B (en) 1995-06-28 1995-06-28 Rotary percussive drill bit

Publications (3)

Publication Number Publication Date
GB9513137D0 GB9513137D0 (en) 1995-08-30
GB2302664A GB2302664A (en) 1997-01-29
GB2302664B true GB2302664B (en) 1998-05-20

Family

ID=10776788

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9513137A Expired - Fee Related GB2302664B (en) 1995-06-28 1995-06-28 Rotary percussive drill bit

Country Status (1)

Country Link
GB (1) GB2302664B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19827535A1 (en) * 1998-06-20 1999-12-23 Hilti Ag Drilling tool
DE10024433A1 (en) 2000-05-19 2001-11-29 Hawera Probst Gmbh Rock drill
DE20021710U1 (en) * 2000-12-22 2001-03-22 Drebo Werkzeugfab Gmbh Rock drill
CN105772809B (en) * 2016-05-17 2019-01-25 刘小蓉 A kind of manufacturing method of drill bit and drill bit

Also Published As

Publication number Publication date
GB2302664A (en) 1997-01-29
GB9513137D0 (en) 1995-08-30

Similar Documents

Publication Publication Date Title
US5439068B1 (en) Modular rotary drill bit
EP0707130A3 (en) Rotary drill bits
GB2317632B (en) Drill bit
GB2328966B (en) Drill bit
GB9818517D0 (en) Drill bit
GB9826243D0 (en) Drill bit
GB9826244D0 (en) Drill bit
GB9515593D0 (en) A roll-forged drill bit
GB9515594D0 (en) A masonry drill bit
EP0707132A3 (en) Rotary drill bit
GB2329208B (en) Indexing percussive drilling bit
ZA981013B (en) Drill bit
EP0742342A3 (en) Rotary drill bit
ZA961951B (en) Rock drill bit
GB2326897B (en) Drill bit
GB2330163B (en) Drill bit
GB2302664B (en) Rotary percussive drill bit
GR3033073T3 (en) Drill bit
PL312337A1 (en) Drilling bit
GB9724208D0 (en) Drill bit
GB9624641D0 (en) Drill bit
GB2344842B (en) Drill bit
GB2301788B (en) Drill bit
EP0726382A3 (en) Rotary drilling tool
GB2338007B (en) Rotary drill bits

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010628