CA923113A - Rotary diamond core bit - Google Patents

Rotary diamond core bit

Info

Publication number
CA923113A
CA923113A CA122623A CA122623A CA923113A CA 923113 A CA923113 A CA 923113A CA 122623 A CA122623 A CA 122623A CA 122623 A CA122623 A CA 122623A CA 923113 A CA923113 A CA 923113A
Authority
CA
Canada
Prior art keywords
core bit
diamond core
rotary diamond
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
Application number
CA122623A
Other versions
CA122623S (en
Inventor
H. Hampton William
B. Simon Albert
E. Decker William
R. Hampe Walter
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.)
HOFFMAN DIAMOND PRODUCTS
CBS Corp
Original Assignee
HOFFMAN DIAMOND PRODUCTS
Westinghouse Electric Corp
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 HOFFMAN DIAMOND PRODUCTS, Westinghouse Electric Corp filed Critical HOFFMAN DIAMOND PRODUCTS
Application granted granted Critical
Publication of CA923113A publication Critical patent/CA923113A/en
Expired 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
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
CA122623A 1971-05-10 1971-09-13 Rotary diamond core bit Expired CA923113A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14168471A 1971-05-10 1971-05-10

Publications (1)

Publication Number Publication Date
CA923113A true CA923113A (en) 1973-03-20

Family

ID=22496749

Family Applications (1)

Application Number Title Priority Date Filing Date
CA122623A Expired CA923113A (en) 1971-05-10 1971-09-13 Rotary diamond core bit

Country Status (3)

Country Link
US (1) US3692127A (en)
CA (1) CA923113A (en)
DE (1) DE2145051A1 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS202186B1 (en) * 1977-11-29 1980-12-31 Jaroslav Vasek Knite incl. the knife holder determined for disconnectig the materials part. rocks
US4189015A (en) * 1978-08-21 1980-02-19 Acker Drill Company, Inc. Drill bits for obtaining core samples
US4529047A (en) * 1983-02-24 1985-07-16 Norton Christensen, Inc. Cutting tooth and a rotating bit having a fully exposed polycrystalline diamond element
US4491188A (en) * 1983-03-07 1985-01-01 Norton Christensen, Inc. Diamond cutting element in a rotating bit
US4499959A (en) * 1983-03-14 1985-02-19 Christensen, Inc. Tooth configuration for an earth boring bit
DE3822249A1 (en) * 1988-07-01 1990-01-04 Hilti Ag HOLLOW DRILLING TOOL
US5823276A (en) * 1996-12-24 1998-10-20 Beck, Iii; August H. Diamond-tipped core barrel and method of using same
DE10041911B4 (en) * 2000-08-25 2009-02-05 Hilti Aktiengesellschaft diamond drill
DE20201300U1 (en) * 2002-01-28 2003-07-03 Gebrüder Heller Dinklage GmbH, 49413 Dinklage Drill crown, has drilling debris removal grooves extending from open side of crown between two cutting tools to crown base
TWI238106B (en) * 2002-12-20 2005-08-21 Miyanaga Kk Blade edge structure for core drill
US20070000700A1 (en) * 2005-06-30 2007-01-04 Switzer Bruce D Twist bit for drilling mortar and for optimizing dissipation of heat and dust created by the drilling
US20080093125A1 (en) * 2006-03-27 2008-04-24 Potter Drilling, Llc Method and System for Forming a Non-Circular Borehole
US9506298B2 (en) 2013-11-20 2016-11-29 Longyear Tm, Inc. Drill bits having blind-hole flushing and systems for using same
US9500036B2 (en) 2006-12-14 2016-11-22 Longyear Tm, Inc. Single-waterway drill bits and systems for using same
US9279292B2 (en) 2013-11-20 2016-03-08 Longyear Tm, Inc. Drill bits having flushing and systems for using same
US8459381B2 (en) 2006-12-14 2013-06-11 Longyear Tm, Inc. Drill bits with axially-tapered waterways
CA2698169C (en) * 2007-09-05 2015-02-03 Groupe Fordia Inc. Drill bit
AU2013205549B2 (en) * 2008-05-13 2015-12-03 Longyear Tm, Inc. Sonic drill bit for core sampling
US7984773B2 (en) * 2008-05-13 2011-07-26 Longyear Tm, Inc. Sonic drill bit for core sampling
AU2009302294A1 (en) * 2008-10-08 2010-04-15 Potter Drilling, Inc. Methods and apparatus for thermal drilling
EP2464809B1 (en) * 2009-08-14 2018-08-08 Longyear TM, Inc. Diamond impregnated bit with aggressive face profile
US8662208B2 (en) * 2010-06-17 2014-03-04 American National Carbide Co. Downhole cutting tool, cutting elements and method
CN104847270A (en) * 2015-05-18 2015-08-19 中国能源建设集团安徽省电力设计院有限公司 Drill bit assembly for backpack type core drill
CN114183079A (en) * 2021-11-15 2022-03-15 河南黄河旋风股份有限公司 Drill barrel with water adding and slag discharging functions

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2136359A (en) * 1937-08-21 1938-11-15 Bley Fred Diamond bit
US2593229A (en) * 1947-11-14 1952-04-15 Wheel Trueing Tool Co Drill bit
US2612348A (en) * 1949-09-14 1952-09-30 Wheel Trueing Tool Co Diamond set core bit
US2729427A (en) * 1952-01-18 1956-01-03 Longyear E J Co Bit
US2818233A (en) * 1954-05-03 1957-12-31 Jr Edward B Williams Drill bit
US2838286A (en) * 1956-04-19 1958-06-10 Christensen Diamond Prod Co Rotary drill bit
US3027952A (en) * 1958-07-30 1962-04-03 Socony Mobil Oil Co Inc Drill bit
US3058535A (en) * 1959-10-28 1962-10-16 Edward B Williams Iii Rotary drill bit

Also Published As

Publication number Publication date
DE2145051A1 (en) 1972-11-23
US3692127A (en) 1972-09-19

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