Sentence examples for bore instability from inspiring English sources
In contrast, the smectites are widely known in the petroleum industry to be the swelling clays (Velde 1992) that lead to formation damage and well bore instability.
Clay swelling can result in well bore instabilities that lead to (1) cave-ins, tight holes and other problems while drilling or running casing, and (2) spalling and sloughing of solids into the well during production that can damage down hole pumps and may impact the operation of surface facilities (Towler et al. 2016).
These cuttings are postulated to be among the possible causes of many costly complications, such as mechanical pipe sticking, bore hole instability, drag and torque.
A senior State Department official, briefing reporters under ground rules that he not be identified, said there was "widespread agreement" at a meeting of leading foreign ministers on Thursday in London, and among the delegates at a conference on Iraq in Brussels on Wednesday, that Syria bore major responsibility for instability in the region.
Ahmed Rashid, a Pakistani expert on the region and author of "Taliban: Militant Islam and Fundamentalism in Central Asia," has warned that if the United States ousts the Taliban, it will bear responsibility for instability in Central Asia, where shaky countries like Tajikistan and Uzbekistan could get drawn deeply into war.
Recent progress in the field has highlighted the rapid development of new tools for genetic manipulation of Clostridia which have otherwise been a hurdle for a long time, such as plasmid transformation using electroporation that bore the problems of inefficiency, instability and plasmid loss.
The problem of mechanical instability and bifurcational buckling acquires crucial urgency in the technology of long curvilinear bore hole drilling because it is specified by essential complications but is not yet understood.
In a later statement, the rebels said the government bore responsibility for the bombings, and accused the ruling Freedom and Justice party (AKP) of using the instability to cling in power in the coming election. .
