Haku
Viitteet 11-20 / 335
Air quality comparison between Foshan and Kokkola
(2020)
With the development of industry and transportation, the pollution caused by human activities has become more serious, and the air quality is getting worse today. Environmental problems have become an issue that people pay ...
System of waste separation : Status and challenges in China
(2020)
With the rapid development of China's economic construction and the improvement of people's quality of life, China's MSW generation has reached 215 million tons, which is expected to reach 480 million tons by 2030. The ...
Food waste as a raw material for biofuel production
(2020)
With the development of economy, people's living standard is constantly improving. People's demand for food is also increasing. With the increase of food consumption, the production of food waste is also increasing. ...
Handling of restaurant waste in China
(2020)
In developed countries such as the United States, Japan and South Korea, recycling of restaurant waste has long been on the track of legal development and has become a relatively comprehensive environmental protection ...
Recovered chitin, chitosan from shrimp shell : Structure, characteristics and applications
(2021)
Environmental pollution is the most noticeable problem over the world, recycling is recommended. Modern seafood production produces a large volume of waste. Chitin and chitosan which are produced through the food process ...
Removal of heavy metals from aquoeus solutions with biomass
(2020)
Nowadays, heavy metal pollution is considered as one of the most dangerous problems, and the use of biomass for uptake of heavy metals helps the environment and it is a potential alternative for the traditional technologies. ...
Utilization and development prospect of biomass energy in industry
(2020)
This paper mainly focuses on the utilization of biomass energy in industry. Biomass energy is an important clean and environmental new energy. Countries in the world are increasing their efforts to develop biomass energy.
In ...
Determination of titanium dioxide in limestone by diantipyrine methane photometric method
(2020)
Iron ore contains useless gangue (useless rock or tailings containing useful metals or minerals) in iron-making, the main component of gangue is silica dioxide. In the process of ironmaking, iron is changed into liquid ...
Kuulamyllyn materiaalivirta : Jauhinkuulien lisäyksen vaikutus raekokoon ja liukoisuuteen
(2021)
Boliden konserninsinkkitehtaalla Kokkolassa sinkkipasutolla pasutetta jauhetaan Wärtsilän valmista-milla kuivajauhatusmyllyillä. Kuulamyllyihin 1 ja 2 vaihdetaan kuulia yleensä isoimmissa sei-sokeissa. Pasuton kuulamyllyillä ...
Alueelliset eroavaisuudet asenneilmastossa tuulivoimarakentamista kohtaan : Eroavaisuudet Keski-Pohjanmaan ja Pohjois-Karjalan välillä
(2020)
Opinnäytetyön tavoitteena oli selvittää alueellisia eroavaisuuksia asenneilmastossa tuulivoimarakentamista kohtaan. Opinnäytetyön taustalla oli LECo-hanke, jonka myötä tutkimus oli mahdollista toteuttaa. Tutkimuksessa ...