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Information × Registration Number 0203U000410, 0102U002931 , R & D reports Title Rendering of the scientific - methodical help on an intrusion of means, which one provide efficiency of improvement of roller bits a dia 215, 9 mms in 1,5-2 times popup.stage_title Head Svitalka P.I., Registration Date 09-04-2003 Organization Research institute of technology of drilling popup.description2 The object of research - bottom collar of HM of 215,9 mms, which one will be used at hole cutting a diameter 215, 9 mms. The purpose of activity - mining of the guidelines on usage of bottom collar with rendering of the scientific - methodical help at his intrusion Product Description popup.authors popup.nrat_date 2020-04-02 Close
R & D report
Rendering of the scientific - methodical help on an intrusion of means, which one provide efficiency of improvement of roller bits a dia 215, 9 mms in 1,5-2 times
Head: Svitalka P.I.. Rendering of the scientific - methodical help on an intrusion of means, which one provide efficiency of improvement of roller bits a dia 215, 9 mms in 1,5-2 times. (popup.stage: ). Research institute of technology of drilling. № 0203U000410
1 documents found

Updated: 2026-03-21


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