Results 71 to 80 of about 751,443 (212)

Discordance between cosmogenic nuclide concentrations in amalgamated sands and individual fluvial pebbles in an arid zone catchment [PDF]

open access: yes, 2014
Based on cosmogenic 10Be and 26Al analyses in 15 individual detrital quartz pebbles (16–21 mm) and cosmogenic 10Be in amalgamated medium sand (0.25–0.50 mm), all collected from the outlet of the upper Gaub River catchment in Namibia, quartz pebbles yield
Bishop, Paul   +4 more
core   +1 more source

An experimental study to quantify sand production during oil recovery from unconsolidated quicksand formations

open access: yesPetroleum Exploration and Development, 2017
: To obtain a comprehensive understanding on sand production and main factors affecting sand production in unconsolidated quicksand oil reservoirs during their production stage, the sand production processes under different conditions have been modelled.
M S A PERERA   +4 more
doaj   +1 more source

Occurrence of transparent exopolymer particles (TEP) through drinking water treatment plants [PDF]

open access: yes, 2011
Numerous membrane fouling studies have been conducted to predict and prevent membrane fouling. It was only recently that a new parameter, TEP, was introduced in this research.
Boon, Nico   +3 more
core  

Measuring material wastage on construction sites: a case study of local authority highway projects [PDF]

open access: yes, 2010
The construction industry in the UK is vast. It is one of the largest sectors of the economy with an output of over £100 billion, representing approximately 8% of the country’s GDP.
Swinburne, Jonathan   +2 more
core  

The artificial sand x natural sand for concrete production

open access: yesAmbiente Construído, 2008
This research with the objective of finding aggregate that it comes, totally, they substitute the primary natural material of rivers, it is increasing because that has been causing severe environmental impacts. This research deals with recycling of the left over residue from processing of ornamental stones known as residue from the marble cutting ...
Barbosa, Maria Teresa Gomes   +2 more
openaire   +1 more source

Optimization of Sand Control in Bohai Oilfield based on LS-SVM

open access: yesShiyou jixie, 2021
Co., Ltd.; State Key Laboratory of Offshore Oil Exploitation)The reservoir of Bohai Oilfield is mainly composed of loose sandstone, and the commonly used empirical sand production prediction and sand control design methods are not specific to single well.
Zhang Qilong   +4 more
doaj  

Evidence of Resource Procurement and Manufacturing Techniques in Caddoan Ceramic Assemblages from the Sabine, Cypress, and Sulphur River Drainage Basins, Rusk and Titus Counties, Texas [PDF]

open access: yes, 1995
Texas Utilities Services and Espey, Huston & Associates, Inc. have conducted ongoing archaeological investigations of cultural resources in Northeast Texas for the past 15 years.
Reese-Taylor, Kathryn
core   +1 more source

Keberkesanan pengaplikasian e-modul semiconductor devices menggunakan augmented reality bagi Pelajar Kejuruteraan Elektronik di Politeknik Merlimau, Melaka [PDF]

open access: yes, 2018
Augmented Reality (AR) kini digunakan secara meluas dalam kehidupan seharian, salah satunya adalah dalam bidang pendidikan. Pada masa kini, aplikasi AR dapat diintegrasikan untuk meningkatkan standard kurikulum yang digunakan, seperti teks, grafik, video,
Johar, Siti Hajar
core  

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