Results 81 to 90 of about 628 (187)

Can Your P2O5 Be Commercially Exploited? [PDF]

open access: yes, 2018
World reserves of high-grade, high-quality phosphate rock are steadily decreasing. As a result, lower quality rock is being increasingly evaluated to determine its potential for commercial exploitation.
Wingate, Ewan   +2 more
core   +1 more source

Effect on larval growth of adding finely ground silicon-bearing minerals (wollastonite or olivine) to artificial diets for Helicoverpa spp. (Lepidoptera: Noctuidae)

open access: yes, 2014
The uptake of silicon (Si) by plants is known to reinforce plant tissues against invertebrate herbivores, but whether there is also direct antibiosis from ingesting Si remains in question.
Baqir, H., Mclaren, T., Stanley, J.
core   +1 more source

Purification of glycerin as a by-produet from biodiesel process

open access: yes, 2010
Glycerin produced from biodiesel was purified using a series of methods. Crude glycerin was separated from biodiesel by gravity settling and by centrifugaiton.
Gunawardena, S, Ismail, M, Rodrigo, N
core   +1 more source

Treatment of cyanide by using the Mexican modification of the Merrill-Crowe process [PDF]

open access: yes, 1999
journal articleCyanide consumption can be a major factor which contributes to operating cost for cyanidation. Also after extraction and recovery of precious metals substancial amounts of cyanide are delivered to tailings ponds which creates environmental
Parga, Jose R.; Valenzuela, Jesus L.   +1 more
core  

Extraction and purification of glycerine to develop as a by product from the diesel production process

open access: yes, 2019
Glycerin produced as a byproduct from biodiesel manufacture was purified by a series of methods. Crude glycerin was separated from biodiesel by gravity and by centrifugation.
Gunawardena, SHP
core   +1 more source

Not Available

open access: yes, 2017
Not AvailableThe studies carried out in past showed that indigenous sources like glauconite, mica and feldspar can release potassium and can be used as alternative to conventional fertilizer.
A.O. Shirale   +4 more
core  

PHYSICO-CHEMICAL BASIS OF OBTAINING DOUBLE SUPERPHOSPHATE FROM KARATOG PHOSPHORITE

open access: yes
This article explores the physical-chemical processes involved in the production of Brown Superphosphate from Karatog phosphorite, an essential step in fertilizer manufacturing. The study delves into the acidulation and solubilization methods, presenting
Sirojiddin Zoirov Saxomiddin ugli
core  

An end-to-end pipeline for succinic acid production at an industrially relevant scale using Issatchenkia orientalis. [PDF]

open access: yesNat Commun, 2023
Tran VG   +12 more
europepmc   +1 more source

Mäntyöljyn tuotannon parantaminen

open access: yes, 2012
In recent years the economic importance of crude tall oil (CTO) as a raw material for value-added products has increased. The objective of this work was to improve the CTO production at a mill where the CTO losses in black liquor to burning had ...
Nousiainen, Tiia
core   +1 more source

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