An insight into the reactions occurring during the chemical activation of bone char

U Iriarte-Velasco, JL Ayastuy, L Zudaire… - Chemical Engineering …, 2014 - Elsevier
The valorisation of animal wastes by pyrolysis has shown to be of interest, due to the
versatility of the main compound of char, hydroxyapatite (HAP), which can be used in …

[HTML][HTML] A study on the impact of the reaction mechanism of the thermochemical activation of bone char (by pyrolysis and carbonization)

I Sierra, JL Ayastuy, MA Gutiérrez-Ortiz… - Journal of Analytical and …, 2023 - Elsevier
Porous materials based on bioapatite were prepared through the thermochemical activation
of pork bone char, using different reagents (H 2 SO 4 and K 2 CO 3), heating atmosphere …

Conversion of waste animal bones into porous hydroxyapatite by alkaline treatment: effect of the impregnation ratio and investigation of the activation mechanism

U Iriarte-Velasco, I Sierra, L Zudaire… - Journal of materials …, 2015 - Springer
Microporous biochars, mainly composed by hydroxyapatite (HAp), were prepared from
animal waste bones. In this study, a three-step procedure including pre-pyrolysis, chemical …

[PDF][PDF] Preparation of bone chars by calcination in traditional furnace

NS Alaoui, AE Laghdach, EM Correa, M Stitou… - J Mater Environ …, 2014 - academia.edu
This work aims to prepare adsorbents based on low cost cattle bones. The bones have
sustained a carbonization in inert atmosphere at two different temperatures 400 C and 600 …

Synthesis and characterisation of mesoporous bone char obtained by pyrolysis of animal bones, for environmental application

S Patel, J Han, W Qiu, W Gao - Journal of Environmental Chemical …, 2015 - Elsevier
In this study, bone char was obtained by pyrolysing bovine and bull bones. The physical and
chemical properties of the bone char has been investigated in detail using a number of …

Preparation and characterization of activated carbon from the pyrolysis of physic nut (Jatropha curcas L.) waste

V Sricharoenchaikul, C Pechyen, D Aht-ong… - Energy & …, 2008 - ACS Publications
Use of waste as raw material for producing porous carbon was investigated in this work.
Physic nut (Jatropha curcas L.) residue from oil extraction for biodiesel production was …

Optimizing pyrolysis conditions for recycling pig bones into phosphate fertilizer

CD Piccolla, D Hesterberg, T Muraoka, EH Novotny - Waste management, 2021 - Elsevier
Selecting pyrolysis parameters for recycling P-rich and hazardous biowastes, such as
bones, into fertilizers is still a challenge. Our objective was to improve pyrolysis procedures …

Methylene blue adsorption by chemically activated waste pork bones

U Iriarte‐Velasco, I Sierra, EA Cepeda… - Coloration …, 2015 - Wiley Online Library
Bone is an inorganic template containing organic material inside which can be converted
into hydroxyapatite‐rich material by pyrolysis. Nowadays, there is a growing research …

[PDF][PDF] Investigation on the pyrolysis products from animal bone.

B Purevsuren, B Avid, J Narangerel… - Journal of materials …, 2004 - researchgate.net
Activated carbon can be produced from virtually any carbonaceous precursor, both naturally
occurring and synthetic. Process economics normally depend on the availability and …

Sulphur removal using char and ash from meat and bone meal pyrolysis

E Cascarosa, MCO de Zarate, JL Sánchez, G Gea… - Biomass and …, 2012 - Elsevier
Nowadays, meat and bone meal (MBM) is an important residue which must be managed.
Thermal treatments applied to MBM, like pyrolysis or gasification, are being investigated as …