Results 41 to 50 of about 5,061 (183)

Coffee sludge as a new food ingredient

open access: yesBIO Web of Conferences, 2021
Spent coffee grounds (coffee sludge) is the most common recycled material obtained in the production of instant coffee. Thus, about 6 million tons of coffee sludge are generated annually. The purpose of this study was to evaluate the use of coffee sludge
Khashpakyants Bagrat   +2 more
doaj   +1 more source

Supercritical Carbon Dioxide in Presence of Water for the Valorization of Spent Coffee Grounds: Optimization by Response Surface Methodology and Investigation of Caffeine Extraction Mechanism

open access: yesFoods, 2022
Spent coffee grounds are a promising bioresource that naturally contain around 50 wt% moisture which requires, for a valorization, a drying step of high energy and economic costs.
Alexandre Vandeponseele   +5 more
doaj   +1 more source

Biodegradation of PLA/spent coffee grounds composite [PDF]

open access: yes, 2022
Korištenje polimernih materijala neizbježno je u svim današnjim aspektima industrije i poljoprivrede. Time je prekomjerno omasovljenja proizvodnja plastičnog otpada koja uzrokuje ekološki poremećaj na globalnoj razini.
Milički, Dora
core  

Properties of dune sand concrete containing coffee waste

open access: yesMATEC Web of Conferences, 2018
In the last years, an increase of coffee beverages consumption has been observed all over the world; and its consumption increases the waste coffee grounds which will become an environmental problems. Recycling of this waste to produce new materials like
Mohamed Guendouz, Djamila Boukhelkhal
doaj   +2 more sources

Performance Optimisation of Fuel Pellets Comprising Pepper Stem and Coffee Grounds through Mixing Ratios and Torrefaction

open access: yesEnergies, 2021
Agricultural by-products have several disadvantages as fuel, such as low calorific values and high ash contents. To address these disadvantages, this study examined the mixing of agricultural by-products and spent coffee grounds, for use as a solid fuel,
Sunyong Park   +7 more
doaj   +1 more source

Sequential effects of spent coffee grounds on soil physical properties [PDF]

open access: yes, 2022
Spent coffee grounds are a bio-residue studied as soil organic amendment and it has been proven that it has short-term effects on soil physical properties.
Molinero García, Alberto   +3 more
core   +1 more source

A case study on bio-oil extraction from spent coffee grounds using fast pyrolysis in a fluidized bed reactor

open access: yesCase Studies in Chemical and Environmental Engineering, 2023
The increasing utilization of non-renewable energy resources contributes to the rise in greenhouse gas emissions, leading to a growing focus on renewable resources as viable alternatives for energy production.
Maryam Nooman AlMallahi   +6 more
doaj   +1 more source

Production of Flammulina velutipes on coffee husk and coffee spent-ground [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2001
Solid state cultivation (SSC) was carried out to evaluate the feasibility of using coffee husk and spent-ground as substrates for the production of edible mushroom Flammulina under different conditions of moisture and spawn rate. The strain of F. velutipes LPB 01 was adapted for a coffee husk extract medium.
Leifa, Fan   +2 more
openaire   +4 more sources

Design for sustainable coffee (post)consumption [PDF]

open access: yes, 2013
Coffee is the second largest traded commodity in the world after oil. The worldwide annual generation of Spent Coffee Grounds (SCG) is about 6 million tons, but up till now they are practically unutilized, being discharged to the environment or burned ...
S. Barbero, Miriam Bicocca
core  

Utilization of Spent Arabica Coffee Grounds as Raw Material for Activated Charcoal in Liquid Bath Soap Formulation

open access: yesPharmaceutical Sciences and Research, 2023
Arabica coffee (Coffea arabica) is one of the most popular coffees among Acehnese, an ethnic group from Aceh, Indonesia. The amount of coffee consumed is directly proportional to the amount of coffee waste produced.
Hilda Maysarah   +3 more
doaj   +1 more source

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