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77380

Hughes Two-Cone Drill Bit
Society: ASME Main Category: Mechanical Sub Category: Minerals Extraction & Refining Era: 1900-1909 DateCreated: 1909 Baker Hughes The Woodlands State: TX Zip: 77380 Country: USA Website: http://www.asme.org/about-asme/history/landmarks/topics-m-z/minerals-extraction-and-refining/-246-hughes-two-cone-drill-bit-%281909%29, http://files.asme.org/MEMagazine/Web/20779.pdf Creator: Hughes Sr., Howard Robard

Prior to 1909 the traditional fishtail bit scraped the rock and quickly dulled in service. The Hughes two-cone bit's revolutionary rolling action crushed hard-rock formations with twin cone-shaped, hardened steel bits, each with 166 cutting edges, revolving on bronze bearings shaped to provide a large surface with reduced friction.

YearAdded:
2009
Image Credit: Courtesy ASME Image Caption: Hughes Two-Cone Drill Bit Era_date_from: 1909
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Hughes Two-Cone Drill Bit

Prior to 1909 the traditional fishtail bit scraped the rock and quickly dulled in service. The Hughes two-cone bit's revolutionary rolling action crushed hard-rock formations with twin cone-shaped, hardened steel bits, each with 166 cutting edges, revolving on bronze bearings shaped to provide a…

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