GB0503803D0 - Core drills - Google Patents

Core drills

Info

Publication number
GB0503803D0
GB0503803D0 GB0503803A GB0503803A GB0503803D0 GB 0503803 D0 GB0503803 D0 GB 0503803D0 GB 0503803 A GB0503803 A GB 0503803A GB 0503803 A GB0503803 A GB 0503803A GB 0503803 D0 GB0503803 D0 GB 0503803D0
Authority
GB
United Kingdom
Prior art keywords
core drills
drills
core
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.)
Withdrawn
Application number
GB0503803A
Other versions
GB2423537A (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.)
Marcrist International Ltd
Original Assignee
Marcrist International 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 Marcrist International Ltd filed Critical Marcrist International Ltd
Priority to GB0503803A priority Critical patent/GB2423537A/en
Priority to GB0506012A priority patent/GB2423540A/en
Publication of GB0503803D0 publication Critical patent/GB0503803D0/en
Publication of GB2423537A publication Critical patent/GB2423537A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/605—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a core-bit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/04—Drills for trepanning
    • B23B51/042—Drills for trepanning with lubricating or cooling equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2260/00—Details of constructional elements
    • B23B2260/082—Holes
GB0503803A 2005-02-24 2005-02-24 Core drills Withdrawn GB2423537A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0503803A GB2423537A (en) 2005-02-24 2005-02-24 Core drills
GB0506012A GB2423540A (en) 2005-02-24 2005-03-24 Core drills and cutting discs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0503803A GB2423537A (en) 2005-02-24 2005-02-24 Core drills

Publications (2)

Publication Number Publication Date
GB0503803D0 true GB0503803D0 (en) 2005-03-30
GB2423537A GB2423537A (en) 2006-08-30

Family

ID=34401231

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0503803A Withdrawn GB2423537A (en) 2005-02-24 2005-02-24 Core drills
GB0506012A Withdrawn GB2423540A (en) 2005-02-24 2005-03-24 Core drills and cutting discs

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0506012A Withdrawn GB2423540A (en) 2005-02-24 2005-03-24 Core drills and cutting discs

Country Status (1)

Country Link
GB (2) GB2423537A (en)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1582623A (en) * 1967-08-17 1969-10-03
US3537538A (en) * 1969-05-21 1970-11-03 Christensen Diamond Prod Co Impregnated diamond bit
DE2311258A1 (en) * 1973-03-07 1974-09-12 Winter & Sohn Ernst DRILLING TOOL WITH A CYLINDER-SHAPED DRILL BIT
JPS5662762A (en) * 1979-10-17 1981-05-28 Sanwa Daiyamondo Kogyo Kk Disk saw for cutting hard substance or metal
IT1162917B (en) * 1983-07-20 1987-04-01 Hs Veglio Srl FINISHING WITH DIAMOND SEGMENTS AND INSERTS
DE3408092A1 (en) * 1984-03-05 1985-09-19 Hilti Ag, Schaan HOLLOW DRILL
SU1355686A1 (en) * 1984-11-30 1987-11-30 Иркутское Отделение Всесоюзного Научно-Исследовательского Института Методики И Техники Разведки Diamond bit
DE3706641A1 (en) * 1987-03-02 1988-09-15 Hilti Ag HOLLOW DRILL
FR2659892B1 (en) * 1990-03-20 1994-11-10 Snecma ABRASIVE GRINDING TYPE CUTTING DISC.
FR2822402B3 (en) * 2001-03-23 2003-05-16 Norton Co SAW BLADE

Also Published As

Publication number Publication date
GB0506012D0 (en) 2005-04-27
GB2423537A (en) 2006-08-30
GB2423540A (en) 2006-08-30

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)