Results 21 to 30 of about 610,960 (284)

Geochemistry and petrology of two kimberlites at Krishtipadu from Gooty cluster, Andhra Pradesh, southern India - evidence of kimberlite magmatism and a possible carbonatite association within Palaeoproterozoic lower Cuddapah basin

Russian Journal of Earth Sciences, 2020
This paper addresses geochemical and petrological aspects of two outcropping kimberlites (5023 and 5119) of the Gooty cluster, emplaced in carbonate sediments of Vempalli Formation of lower Cuddapah basin at Krishtipadu, Anantapur district, Andhra ...
Phani P Ramesh Chandra, Sengupta Prabir, Basu Sudeshna   +2 more
doaj   +1 more source

Development of Loop-Mediated Isothermal Amplification Method for Rapid and Sensitive Identification of Hermetia illucens (Diptera: Stratiomyidae)

Methods and Protocols, 2023
The black soldier fly (BSF) is well known for its ability to biologically convert organic waste into insect biomass, including protein and oil, which can be utilised as animal feed.
Wenchao Zhu, Mubasher Hussain, Jing Gao, Runqian Mao, Xincheng An   +4 more
doaj   +1 more source

Friction and wear response of vegetable oils and their blends with mineral engine oil in a reciprocating sliding contact at severe contact conditions [PDF]

, 2018
Although many studies investigating the tribological performance of pure vegetable oils have been conducted, a better understanding of vegetable oil tribological performance at extreme conditions is still needed. Similarly, little work has been carried
Bahari, A., Lewis, R., Slatter, T.
core   +4 more sources

USE OF ELECTROTREATMENT METHOD FOR OIL RECOVERY ENHANCEMENT

Известия высших учебных заведений: Нефть и газ, 2015
The paper considers the issues of oil production enhancement through applying methods of well stimulation including the wells producing viscous oil, in particular various methods of electrotreatment.
O. V. Smirnov, A. E. Kozyaruk, K. V. Kuskov, A. L. Portnyagin, A. V. Saphonov   +4 more
doaj   +1 more source

Development of palm - based neopentyl glycol diester as dielectric fluid and its thermal aging performance [PDF]

, 2016
The potential of palm-based neopentyl glycol diester as dielectric insulating fluid was investigated. The details of the transesterification of high oleic palm oil methyl ester (POME) with neopentyl glycol (NPG) with the final product yield of more than ...
Abdul Raof, Nurliyana, Azis, Norhafiz, Rashid, Umer, Yaakub, Zaini, Yunus, Robiah   +4 more
core   +1 more source

Wear resistance evaluation of palm fatty acid distillate using four-ball tribotester [PDF]

, 2012
Petroleum reserves are declining nowadays while ironically petroleum is a major source of pollution despite many uses. Researchers are in effort to find an alternative to replace petroleum as a lubricant.
Ani, Farid Nasir, Golshokouh, Iman, Samion, Syahrullail   +2 more
core   +1 more source

Geochemical Assessment of Oligocene Limestone for Conceivable Use as Raw Material for Portland Cement in Sangaw Area, Iraqi Kurdistan

Tikrit Journal of Pure Science
The sedimentary deposit of Oligocene rocks is outcropped in Ashdagh mountain in south of Sulaymaniyah - Sangaw area and characterized by highly calcareous limestone, especially in the lower parts.
Saman Ghareeb, Omer Ahmed, Rezhan Jamil
doaj   +1 more source

Study on Pore Structure and Quantitative Parameters of the Paleocene-Cretaceous Sandstone Reservoir in Jiangling Depression by SEM and Mercury Injection Method

Yankuang ceshi, 2017
Evaluating reservoirs by pore structure has been widely used in oil and gas development, but this method has not yet been used in the evaluation of potassium salt reservoirs.
CAI Peng-rui, WANG Chun-lian, LIU Cheng-lin, YANG Fei, XU Hai-ming, XIE Teng-xiao, YU Xiao-can, MENG Ling-yang   +7 more
doaj   +1 more source

Analysis of the efficiency of wind turbine gearboxes using the temperature variable [PDF]

, 2019
The aim of this paper is to evaluate how lubricant selection affects gearbox efficiency and overall energy production by analysing real data from wind farms, monitored and controlled by a Supervisory Control and Data Acquisition (SCADA system).
Galego, P., González-Gorbeña Eisenmann, Eduardo, Pacheco, André, Sequeira, Claudia   +3 more
core   +1 more source

The timing of the initial collision between the South and North China blocks constraining from the sediments in the eastern Sichuan Basin

Scientific Reports, 2023
In this study, detrital zircon U–Pb geochronology, trace element and Hf isotopic compositional data from the Early-Middle Triassic clastic rocks in the eastern Sichuan Basin were obtained to distinguish the sediment provenance and constrain the timing of
Tianjia Liu, Zongquan Hu, Dianwei Zhang, Shuangjian Li, Chuanjie Cheng, Lingfang Zhou, Guanping Wang, Xunlian Wang, Zhentao Wang   +8 more
doaj   +1 more source