Showing 1 - 10 of 27,765
Persistent link: https://www.econbiz.de/10003639008
Persistent link: https://www.econbiz.de/10003763975
Persistent link: https://www.econbiz.de/10003787643
Persistent link: https://www.econbiz.de/10002108797
One serious problem in deep-hole drilling is the formation of a dynamic disturbance called spiralling which causes holes with several lobes. Since such lobes are a severe impairment of the bore hole quality the formation of spiralling has to be prevented. Gessesse et al. [2] explain spiralling...
Persistent link: https://www.econbiz.de/10003354435
Persistent link: https://www.econbiz.de/10003810687
Persistent link: https://www.econbiz.de/10003867244
Persistent link: https://www.econbiz.de/10003822297
Persistent link: https://www.econbiz.de/10003854418
Persistent link: https://www.econbiz.de/10003888221