Results 21 to 30 of about 122,396 (311)

Recovery of Spent Methyldiethanolamines and Reduced Environmental Impact [PDF]

open access: yesE3S Web of Conferences
The main purpose of the study is to study and analyze the causes of degradation of 25-30% solutions of ethanolamines (methyldiethanolamine and methylmethyldiethanolamine) used in natural gas purification. The negative changes in ethanolamines that affect
Turayev T.B.   +3 more
doaj   +1 more source

Bi-Material Micro-Part of Stainless Steel and Zirconia by Two-Component Micro-Powder Injection Molding: Rheological Properties and Solvent Debinding Behavior

open access: yesMetals, 2020
From the micro-powder injection molding (μPIM) process, a two-component micro-powder injection molding (2C-μPIM) process has evolved due to the growing demand for multi-functional micro-components in avant-garde applications.
Al Basir   +3 more
doaj   +1 more source

Sustainable manufacture and application of biochar to improve soil properties and remediate soil contaminated with organic impurities: a systematic review

open access: yesFrontiers in Environmental Science, 2023
Biochar production and application have become increasingly popular in the past 15 years. Biochar, derived from diverse biomass types, offers a rich carbon source created through thermal combustion.
Muhammad Rizwan   +14 more
doaj   +1 more source

Biomass Resources of Phragmites australis in Kazakhstan: Historical Developments, Utilization, and Prospects

open access: yesResources, 2020
Common reed (Phragmites australis (Cav.) Trin. Ex Steud.) is a highly productive wetland plant and a potentially valuable source of renewable biomass worldwide.
Azim Baibagyssov   +5 more
doaj   +1 more source

Models to Predict the Viscosity of Metal Injection Molding Feedstock Materials as Function of Their Formulation

open access: yesMetals, 2016
The viscosity of feedstock materials is directly related to its processability during injection molding; therefore, being able to predict the viscosity of feedstock materials based on the individual properties of their components can greatly facilitate ...
Joamin Gonzalez-Gutierrez   +6 more
doaj   +1 more source

Crop Management Effects on the Energy and Carbon Balances of Maize Stover-Based Ethanol Production

open access: yesEnergies, 2014
This study was conducted to identify the crop management options—the combinations of various cultivars, irrigation amounts, planting dates, and soils—that would maximize the energy sustainability and eco-friendliness of maize (Zea mays L.) stover-based ...
Prem Woli, Joel Paz
doaj   +1 more source

A Mini Review on the Cold Flow Properties of Biodiesel and its Blends

open access: yesFrontiers in Energy Research, 2020
Biodiesels are renewable fuel that may be produced from various feedstock using different techniques. It is endorsed in some countries of the world as a viable substitute to diesel fuel.
M. A. Hazrat   +8 more
doaj   +1 more source

Effects of Biochar Feedstock and Pyrolysis Temperature on Soil Organic Matter Mineralization and Microbial Community Structures of Forest Soils

open access: yesFrontiers in Environmental Science, 2021
Biochar has received much attention as a strategy to enhance soil carbon (C) sequestration and mitigate climate change. Previous studies found that the feedstock and pyrolysis temperature can largely determine biochar properties, which in turn, impact ...
Xiaorong Lu   +6 more
doaj   +1 more source

Innovations in market crop waste compost production: Use of black soldier fly larvae and biochar [PDF]

open access: yesInternational Journal of Recycling of Organic Waste in Agriculture, 2021
Purpose Compost production technology and use are known among Ghanaians farmers. However, the long composting period averaging three months has had adverse effect on adoption.
Asiwome M. Akumah   +5 more
doaj   +1 more source

OrganicWaste for Compost and Biochar in the EU: Mobilizing the Potential

open access: yesResources, 2015
While several EU member states have working compost markets, only about one third of the bio-waste, around 35 Mio tons is used to produce compost, and to some degree, biogas.
Daniel Meyer-Kohlstock   +2 more
doaj   +1 more source

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