Zobrazeno 1 - 10
of 97
pro vyhledávání: '"Carsten Drebenstedt"'
Autor:
Hossein Abbaspour, Carsten Drebenstedt
Publikováno v:
Logistics, Vol 7, Iss 4, p 92 (2023)
Backgrounds: The transportation system within any mining project, which is responsible for delivering extracted ore to the crushing units or wastes to the wasting dumps as the destinations, poses a significant challenge in mining processes. On one ha
Externí odkaz:
https://doaj.org/article/61af3d8f791a4ecebc77a6a943e75a7e
Publikováno v:
Записки Горного института, Vol 247, Pp 39-47 (2021)
Equipment with diesel engines is used in all mining enterprises. Monorail diesel transport is of great importance in coal mines, as it facilitates the heavy labor of workers when transporting materials and people, fixing mining workings, refueling an
Externí odkaz:
https://doaj.org/article/4c8d5412e12147e2b2c2c9611c889c4c
Publikováno v:
International Journal of Mining Science and Technology, Vol 30, Iss 6, Pp 819-837 (2020)
Resource modeling plays a crucial role in raw material quality management for cement manufacturing. Research has shown that geological uncertainty in resource modeling is inevitable and results in risk to future extraction planning and operations of
Externí odkaz:
https://doaj.org/article/cb6e3975b774406d95232a14a98741ab
Autor:
Martin K. Mensah, Kwadwo Mensah-Darkwa, Carsten Drebenstedt, Bright V. Annam, Edward K. Armah
Publikováno v:
Journal of Health and Pollution, Vol 10, Iss 25, Pp 1-9 (2020)
Background. Underground miners can experience occupational health diseases due to exposure to particulate matter hazards. Objectives. The aim of the present study was to examine occupational exposures of underground miners to dust and diesel particul
Externí odkaz:
https://doaj.org/article/e89cd3bc3ca7427384578ba7573de7b5
Publikováno v:
Fluids, Vol 7, Iss 3, p 95 (2022)
This paper presents the optimal conditions for fast transfer of solid particle with an airlift pump. The experimental examinations were carried out in an airlift pump with a length of 5.64 m and an inner diameter of 0.102 m in order to determine the
Externí odkaz:
https://doaj.org/article/d7c9530daf354364bb7f960648c64802
Autor:
Duc Huan Tran, Carsten Drebenstedt
Publikováno v:
Горные науки и технологии, Iss 2, Pp 9-13 (2018)
Horizontal boreholes were adapted for using in mine dewatering systems. Efficient and economically sound application of this new method of dewatering requires using perforated or slotted pipes as filters when installing casing. Pressure drop along a
Externí odkaz:
https://doaj.org/article/a9f5ae72eb594ece9239be55d735a981
Autor:
Angela Isabel Pedregal Montes, Janith Abeywickrama, Nils Hoth, Marlies Grimmer, Carsten Drebenstedt
Publikováno v:
Water, Vol 13, Iss 21, p 3109 (2021)
The modeling of ion exchange processes could significantly enhance their applicability in mine water treatment, as the modern synthetic resins give unique advantages for the removal of metals. Accurate modeling improves the predictability of the proc
Externí odkaz:
https://doaj.org/article/d76a2c9e03c6432f909ee98937895c0f
Publikováno v:
Acta Montanistica Slovaca, Vol 20, Iss 3, Pp 242-250 (2015)
When producing and utilizing hydrogen, its storage is one of the biggest problems. Hydrogen, as a gas, is extremely fluid with very low specific weight. Moreover, at a certain rate, the hydrogen-oxygen mixture is explosive. Therefore, the storage of
Externí odkaz:
https://doaj.org/article/da42b25a32414a5f9b7f2d891e53ff38
Autor:
Carsten Drebenstedt
Publikováno v:
Экономика региона, Vol 2013, Iss 1, Pp 114-122 (2013)
In the article, the need of transition to the rational subsoil use (the alternative mining approach) is proved, which unlike general one supposes the increasing of extraction rate of valuable components in the deposit and multiple use of raw materi
Externí odkaz:
https://doaj.org/article/374375be3f4f4b088d9e436b6273e22e
Publikováno v:
International Journal of Mining, Reclamation and Environment. 37:183-199