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Class Information
Number: 175/428
Name: Boring or penetrating the earth > Bit or bit element > Specific or diverse material > Insert > Preformed cutting element (e.g., compact) mounted on a distinct support (e.g., blank, stud, shank)
Description: Structure where the insert comprises an earth contacting portion that is fixed to a backing or substructure which is then placed in the bit aperture.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8689909 |
Inserts, polycrystalline diamond compact cutting elements, earth-boring bits comprising same, and methods of forming same |
Apr. 8, 2014 |
| 8689910 |
Impregnation bit with improved cutting structure and blade geometry |
Apr. 8, 2014 |
| 8689913 |
Polycrystalline diamond compact including a substrate having a raised interfacial surface bonded to a leached polycrystalline diamond table, and applications therefor |
Apr. 8, 2014 |
| 8684111 |
Core drill bit |
Apr. 1, 2014 |
| 8662208 |
Downhole cutting tool, cutting elements and method |
Mar. 4, 2014 |
| 8657183 |
Method of bonding poly-crystalline diamonds to wear surfaces |
Feb. 25, 2014 |
| 8651204 |
Metal-free supported polycrystalline diamond and method to form |
Feb. 18, 2014 |
| 8651203 |
Polycrystalline compacts including metallic alloy compositions in interstitial spaces between grains of hard material, cutting elements and earth-boring tools including such polycrystalline co |
Feb. 18, 2014 |
| 8627905 |
Non-planar interface construction |
Jan. 14, 2014 |
| 8627904 |
Thermally stable polycrystalline diamond material with gradient structure |
Jan. 14, 2014 |
| 8616306 |
Polycrystalline diamond compacts, method of fabricating same, and various applications |
Dec. 31, 2013 |
| 8608815 |
Methods of fabricating polycrystalline diamond compacts |
Dec. 17, 2013 |
| 8602132 |
Superabrasive materials and methods of manufacture |
Dec. 10, 2013 |
| 8579053 |
Polycrystalline diamond material with high toughness and high wear resistance |
Nov. 12, 2013 |
| 8573330 |
Highly wear resistant diamond insert with improved transition structure |
Nov. 5, 2013 |
| 8567534 |
Thermally stable polycrystalline diamond cutting elements and bits incorporating the same |
Oct. 29, 2013 |
| 8567533 |
Rotational drill bits and drilling apparatuses including the same |
Oct. 29, 2013 |
| 8567532 |
Cutting element attached to downhole fixed bladed bit at a positive rake angle |
Oct. 29, 2013 |
| 8561727 |
Superabrasive cutting elements and systems and methods for manufacturing the same |
Oct. 22, 2013 |
| 8561731 |
Hardmetal for use in oil and gas drilling applications |
Oct. 22, 2013 |
| 8540036 |
Ultrahard sintered carbide particles in hardfacing for earth-boring bit |
Sep. 24, 2013 |
| 8517124 |
PDC drill bit with flute design for better bit cleaning |
Aug. 27, 2013 |
| 8511405 |
Drill bit with tiered cutters |
Aug. 20, 2013 |
| 8479846 |
Earth-boring tools including an impact material and methods of drilling through casing |
Jul. 9, 2013 |
| 8464814 |
Systems for manufacturing downhole tools and downhole tool parts |
Jun. 18, 2013 |
| 8448725 |
Impact resistant PDC drill bit |
May. 28, 2013 |
| 8448727 |
Rotary drill bit employing polycrystalline diamond cutting elements |
May. 28, 2013 |
| 8434572 |
Cutting elements for downhole cutting tools |
May. 7, 2013 |
| 8408338 |
Impregnated rotary drag bit with enhanced drill out capability |
Apr. 2, 2013 |
| 8397841 |
Drill bit with cutting elements having functionally engineered wear surface |
Mar. 19, 2013 |
| 8381845 |
Infiltrated carbide matrix bodies using metallic flakes |
Feb. 26, 2013 |
| 8353371 |
Polycrystalline diamond compact including a substrate having a raised interfacial surface bonded to a leached polycrystalline diamond table, and applications therefor |
Jan. 15, 2013 |
| 8353370 |
Polycrystalline diamond cutting element structure |
Jan. 15, 2013 |
| 8327958 |
Abrasive compact of superhard material and chromium and cutting element including same |
Dec. 11, 2012 |
| 8323367 |
Superabrasive elements, methods of manufacturing, and drill bits including same |
Dec. 4, 2012 |
| 8316969 |
Superabrasive materials and methods of manufacture |
Nov. 27, 2012 |
| 8309050 |
Polycrystalline diamond materials having improved abrasion resistance, thermal stability and impact resistance |
Nov. 13, 2012 |
| 8297382 |
Polycrystalline diamond compacts, method of fabricating same, and various applications |
Oct. 30, 2012 |
| 8240405 |
Polycrystalline diamond abrasive elements |
Aug. 14, 2012 |
| 8236074 |
Superabrasive elements, methods of manufacturing, and drill bits including same |
Aug. 7, 2012 |
| 8206474 |
Abrasive compacts |
Jun. 26, 2012 |
| 8191657 |
Rotary drag bits for cutting casing and drilling subterranean formations |
Jun. 5, 2012 |
| 8191656 |
Auto adaptable cutting structure |
Jun. 5, 2012 |
| 8191658 |
Cutting elements having different interstitial materials in multi-layer diamond tables, earth-boring tools including such cutting elements, and methods of forming same |
Jun. 5, 2012 |
| 8172008 |
Drilling apparatus with reduced exposure of cutters and methods of drilling |
May. 8, 2012 |
| 8172011 |
Cutting element |
May. 8, 2012 |
| 8172012 |
Cutting tool insert and drill bit so equipped |
May. 8, 2012 |
| 8162082 |
Superabrasive compact including multiple superabrasive cutting portions, methods of making same, and applications therefor |
Apr. 24, 2012 |
| 8157029 |
Thermally stable polycrystalline diamond cutting elements and bits incorporating the same |
Apr. 17, 2012 |
| 8157028 |
Masonry drill bit |
Apr. 17, 2012 |
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