Stress related placement of engineered superabrasive cutting ele

Details Stress related placement of engineered superabrasive cutting ele Stress related placement of engineered superabrasive cutting ele

1995-04-28

1997-02-25

Neuder, William P.

Boring or penetrating the earth

Bit or bit element

Specific or diverse material

E21B 1046

Patent

active

056051980

ABSTRACT:
A drill bit employing selective placement of cutting elements engineered to accommodate differing loads such as are experienced at different locations on the bit crown. A method of bit design and cutting element design to achieve optimal placement for maximum ROP and bit life of particularly suitable cutting elements for a given bit profile and design, as well as anticipated formation characteristics and other downhole parameters.

REFERENCES:
patent: 3727704 (1973-04-01), Abplanalp
patent: 4098362 (1978-07-01), Bonnice
patent: 4512426 (1985-04-01), Bidegaray
patent: 5120327 (1992-06-01), Dennis
patent: 5131478 (1992-07-01), Brett et al.
patent: 5135061 (1992-08-01), Newton, Jr.
patent: 5351772 (1994-10-01), Smith
patent: 5355969 (1994-10-01), Hardy et al.
patent: 5373908 (1994-12-01), Pastusek
patent: 5377773 (1995-01-01), Tibbitts
South African Provinsional Specification, Dec. 192, Olmstead et al.

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