Zobrazeno 1 - 10
of 792
pro vyhledávání: '"Fluid Filtration"'
Publikováno v:
Energies, Vol 17, Iss 7, p 1686 (2024)
In the process of coalbed methane development, drilling fluid and fracturing fluid cannot achieve absolute compatibility with formation. The incompatibility between the working fluid and reservoir will lead to the intrusion of working fluid into the
Externí odkaz:
https://doaj.org/article/ecc88d42a6be4729815919def45b93c4
Publikováno v:
Cumhuriyet Dental Journal, Vol 25, Iss 3, Pp 252-257 (2022)
Aim: To compare the efficiency of sonic irrigation, passive ultrasonic irrigation, and conventional syringe irrigation (CI) in removing pure and injectable calcium hydroxide (CH) from the root canals of mandibular second premolars by measuring the pr
Externí odkaz:
https://doaj.org/article/6ba73a2baa5846898d0e39ed89514942
Publikováno v:
BMC Oral Health, Vol 22, Iss 1, Pp 1-7 (2022)
Abstract Background The present study compared the effect of post space preparation time on the apical seal of two different sealers. Methods In the in vitro study, 94 central incisors were used. After the samples’ root canal preparation, they were
Externí odkaz:
https://doaj.org/article/529df8c0c1644db4a92c447bc06cc43e
Publikováno v:
Известия Томского политехнического университета: Инжиниринг георесурсов, Vol 334, Iss 6 (2023)
Link for citation: Tairova A.A., Belyakov G.V., Iudochkin N.A. Filtration wave movement along the non-cohesive surface of a porous body. Bulletin of the Tomsk Polytechnic University. Geo Аssets Engineering, 2023, vol. 334, no. 6, рр.20-26. In Rus.
Externí odkaz:
https://doaj.org/article/943e9d1eca204c83a14f67833f4302b3
Autor:
Neda Hajihassani, Mahban Zarei, Ahmad Amiri Chermahin, Mina Jamshidi, Monirsadat Mirzadeh, Neda Naghavi
Publikováno v:
Journal of Dental Materials and Techniques, Vol 11, Iss 2, Pp 110-117 (2022)
Introduction: The quality of root canal treatment depends on the sealing ability of root canal obturation materials. Sealers help create an impenetrable seal. This study aimed to compare the sealing ability of AH Plus and Sure-Seal Root sealers by th
Externí odkaz:
https://doaj.org/article/bf4ccb334d9e4d42947571d9e6b62f85
Akademický článek
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Autor:
Hamid Razavian, Kimia Hanjani, Kiana Hanjani, Hesam Mirmohammadi, Alireza Shabanian Boroujeni
Publikováno v:
Journal of Shahrekord University of Medical Sciences, Vol 24, Iss 1, Pp 20-24 (2022)
Background and aims: AH26, Master-Dent, and Endoseal mineral trioxide aggregate (MTA) are three different types of sealers. The purpose of this study was to assess and compare THE apical seal of the root canal-treated teeth with the above-mentioned s
Externí odkaz:
https://doaj.org/article/611426afc8b948e0b956e2999080f771
Publikováno v:
Journal of Dental Research, Dental Clinics, Dental Prospects, Vol 15, Iss 3, Pp 183-187 (2021)
Background. The present study aimed to evaluate the sealing ability of three different calcium silicate-based materials in furcation perforations. Methods. Seventy-six human mandibular molar teeth were selected. Perforations were created in the cente
Externí odkaz:
https://doaj.org/article/ed84f6ac7be544fa82314dcd21b6068d
Publikováno v:
Meikuang Anquan, Vol 52, Iss 4, Pp 78-84 (2021)
Coal rock has many porous characteristics, such as cleavage, pore and so on. Drilling fluid is easy to invade into coal bed rock, which is easy to cause wellbore instability. Considering the physical effect of drilling fluid loss on coal rock, a flui
Externí odkaz:
https://doaj.org/article/08d2dfd0613e4d17a9e6885ca2952213
Publikováno v:
Energy Science & Engineering, Vol 8, Iss 11, Pp 4025-4042 (2020)
Abstract Influenced by natural fractures, fracture networks may be created when hydraulic fractures propagate in naturally fractured reservoirs. Simulating fracture network propagation is crucial to fracture design. In this paper, a two‐dimensional
Externí odkaz:
https://doaj.org/article/e332bf79db3242beb4c019c74e035b53