4. E - Fixed Constructions
  5. 21
  6. B

Alan J. Massey

E - Fixed Constructions – 21 – B

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Country: United States Of America

Bit cone with hardfaced nose

E - Fixed Constructions – 21 – B
Patent

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Hardfacing composition for earth-boring bits

C - Chemistry – Metallurgy – 22 – C
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Method and apparatus for automated application of hardfacing...

C - Chemistry – Metallurgy – 23 – C
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Rotary drill bit shank, rotary drill bits so equipped, and...

E - Fixed Constructions – 21 – B
Patent

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Rotary drill bit shank, rotary drill bits so equipped, and...

E - Fixed Constructions – 21 – B
Patent

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Profile ID: LFCA-PAI-P-1288148

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