Zobrazeno 1 - 10
of 6 233
pro vyhledávání: '"acid-treatment"'
Publikováno v:
Litʹë i Metallurgiâ, Vol 0, Iss 3, Pp 87-94 (2024)
Many industrial enterprises use electroplating processes that lead to the formation of water containing heavy metal ions such as chromium, copper, zinc, nickel, and others. Such water is a dangerous source of environmental pollution. Most heavy metal
Externí odkaz:
https://doaj.org/article/0bb2b21e981f4af99d68a42f4021fdab
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract The increasing amount of coal gasification fine slag (CGFS) necessitates its resource utilization. CGFS, mainly composed of porous carbonaceous particles and partially fused spherical or agglomerated ash particles, is an inexpensive and high
Externí odkaz:
https://doaj.org/article/c5af6e2f370c45b3b5d26c7c30ec30a4
Autor:
I. Istadi, Yunita Kusumawati, Teguh Riyanto, Didi D. Anggoro, Bunjerd Jongsomjit, Ari Bawono Putranto
Publikováno v:
Case Studies in Chemical and Environmental Engineering, Vol 10, Iss , Pp 100843- (2024)
This research aims to improve crystal structure and pore size and adjust Brønsted to Lewis (B/L) acid site ratio of spent RFCC catalyst through ultrasound-assisted acid treatment. The catalyst performance was tested to convert palm oil into biofuel
Externí odkaz:
https://doaj.org/article/4e20789c3e484b3ab8926c7f34f9b2c2
Publikováno v:
Polymer Testing, Vol 139, Iss , Pp 108564- (2024)
To recycle waste carbon fibers (CFs) and utilize them as a composite material with polyamide–6 (PA–6), the oxidation of the carbon surface is crucial for enhancing its bonding with PA–6 without damaging the waste CFs. However, the most effectiv
Externí odkaz:
https://doaj.org/article/a31f0c6668b34ef198ae35f978e4efe4
Autor:
A. A. Lutfullin, E. M. Abusalimov, A. E. Folomeev, A. R. Khatmullin, A. R. Sharifullin, M. R. Sitdikov
Publikováno v:
Georesursy, Vol 24, Iss 4, Pp 91-101 (2024)
Nowadays, oil fields on the territory of the Republic of Tatarstan are developed with application of systems for reservoir pressure maintenance, involving injection of large volumes of water into the formation. Efficiency of waterflooding depends on
Externí odkaz:
https://doaj.org/article/eecf93a5595141db885c180e91485f88
Publikováno v:
Известия Томского политехнического университета: Инжиниринг георесурсов, Vol 335, Iss 8 (2024)
Relevance. The need to increase the efficiency of acid treatments of carbonate reservoirs. Often, the design of treatments does not take into account the actual operating conditions of production wells, which leads to an overestimation or underestima
Externí odkaz:
https://doaj.org/article/a4422fc097a14d54b8c8d8a14bfe832b
Autor:
V. А. Novikov, D. A. Martyushev
Publikováno v:
Georesursy, Vol 26, Iss 2 (2024)
Acid treatment technology has become widespread in the development of carbonate layers in oil fields. Virtually every well in the history of its production has been acid treated downhole, ultimately providing millions of tons of incremental oil produ
Externí odkaz:
https://doaj.org/article/75558c56702b4a798d94019cbfef8c44
Publikováno v:
Drvna Industrija, Vol 75, Iss 2, Pp 249-258 (2024)
The aim of this research was to determine the effect of citric acid treatment on the particleboard properties obtained by mixing three types of lignocellulosic sources. The board was produced by mixing garden tree branches, bagasse and palm leaves in
Externí odkaz:
https://doaj.org/article/59d495c62b0f4756a79298e053ee927b