Amoco in drill-bit venture | South China Morning Post
  • Sun
  • Feb 1, 2015
  • Updated: 7:47pm

Amoco in drill-bit venture

PUBLISHED : Wednesday, 16 July, 1997, 12:00am
UPDATED : Wednesday, 16 July, 1997, 12:00am

Amoco Corp and China National Petroleum Corp (CNPC) have signed an agreement to assist China in the manufacture and marketing of 'anti-whirl' rock drill bits. The agreement includes technology transfer, software installation, training and licensing of Amoco patents which relate specifically to polly-crystalline diamond compact bits. The bits will be made by Jianghan Rock Bit Plant, a unit of CNPC.


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