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The quarterly scientific and technical journal, Reporter of the Association of Drilling Contractors
The year 2020 number 2nd issue of the quarterly journal, "Bulletin of the Association of Drilling Contractors", is now available
"Bulletin of the Association of Drilling Contractors"


ISSN 2073-9877

The scientific and technical journal, Bulletin of the Association of Drilling Contractors, is listed by the Higher Attestation Commission of the RF Ministry of Education and Science as one of the leading refereed journals and publications that feature main scientific results of doctoral and candidates dissertations.


2020
1, 2

2019
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2018
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2017

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2016

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2015
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2014
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2012
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2011
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2010
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2009
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2008
1, 2, 3, 4

"REPORTER of the Association of Drilling Contractors" N3, 2015

BENEFITS FOR SMOOTHBORE DRILLSTRING DRILLING CONDITIONS GEOTECHNICALBOREHOLES

Gandzhumyan Ruben Aleksandrovich – Ph.D. professor MGRI-RGGRU them. Sergo Ordzhonikidze, Moscow, Russia, e-mail: nana274221@mail.ru
Kakharov Sergey Karimovich – graduate MGRI-RGGRU them. Sergo Ordzhonikidze, Moscow, Russia, e-mail: misterksk79@mail.ru


622.143

Key words: smooth-bore drill string, working conditions of the drill string, welded tool joint, tool joint wear and tear, upward velocity, abrasion.

The conditions of work of drill string coupling-lock connection with the sinking of geotechnical boreholes. The advantages of the shotgun drilling columns TBS 108x4,5 compared with SBT 73x7,0.

RUS
ENG
   
 

Contacts

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The Journal Reporter of the Association of Drilling Contractors - 2020
Published by: The Association of Drilling Contractors