Results 21 to 30 of about 40,664 (309)
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Jones, David F.
core +3 more sources
A Novel Prediction Model of the Drag Coefficient of Shale Cuttings in Herschel–Bulkley Fluid
In the drilling industry, it is of great significance to accurately predict the drag coefficient and settling velocity of drill cuttings falling in the non-Newtonian drilling fluid.
Xiaofeng Sun, Minghao Sun, Zijian Li
doaj +1 more source
Propagation of filberts (= hazelnuts) by cuttings taken from long shoots (adult cuttings) and offshoots (juvenile cuttings) was attempted. The influence of sampling-dates, source of cuttings and of application of indolebutyric acid (IBA) was investigated.
Z. Piskornik, M. Piskornik, F. Goc
doaj +1 more source
AbstractIn this paper we use proof-theoretic methods, specifically sequent calculi, admissibility of cut within them and the resultant subformula property, to examine a range of philosophically-motivated deontic logics. We show that for all of those logics it is a (meta)theorem that the Special Hume Thesis holds, namely that no purely normative ...
Norbert Gratzl, Edi Pavlovic
openaire +1 more source
Cutting Type and IBA Treatment Duration Affect Teucrium fruticans Adventitious Root Quality
Root development of stem cuttings of Silver Germander (Teucrium fruticans) was investigated in relation to cutting type and indole-3-butyric acid (IBA) treatment. Terminal cuttings of a clone grown in Sicily were trimmed to three types: terminal cuttings
Leo SABATINO +2 more
doaj +1 more source
Simulation of Cuttings Settling in Horizontal Shale Gas Wells
In current researches on cuttings migration, the common practice is to extract the cuttings volume fraction, cuttings velocity and cuttings bed thickness from a certain position in the annulus.
Chen Kun +5 more
doaj
Cuttings Carrying Behavior of Coring Tools Based on Fluent⁃EDEM Coupling Model
To improve cuttings carrying efficiency in coring operation of ultra⁃deep wells, the cuttings carrying performance of coring tools under complex conditions was studied.
Yang Liuqing, Liu Bin, Liu Bin
doaj +3 more sources
PropG—An Online Application for Learning Plant Propagation Glossary Terms
A mobile web application called PropG was developed for students to quickly access more than 270 glossary terms defined in a plant propagation textbook. The functionality and usefulness of the app was evaluated by 53 students enrolled in a semester-long ...
Sandra B. Wilson +3 more
doaj +1 more source
There are not many people who would admit that, in their field, there should be cuts. I don't think I am brave or clever enough to be the odd one out. So here it is: I am against cuts in health care (the term ‘health care’, in my view, does not include management and administration — in these areas I would cut generously). Why? Because money is already
openaire +1 more source
The rubber tree (Hevea brasiliensis (Willd. ex A.Juss.) Müll.Arg.), a native Amazonian species, is responsible for more than 50 thousand products and stands out as the world's main source of natural rubber.
L. F. Rocha +5 more
doaj +1 more source

