Zobrazeno 1 - 10
of 96
pro vyhledávání: '"Davood Rashtchian"'
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 33, Iss 2, Pp 93-98 (2014)
The present work examines leaching of lipoxygenase-1 from soybean flour employing stirred tank vessel. The effect of operating parameters, impellers speed, operational period, temperature, pH and scale-up were considered.The acetic acid pH: 5.2 incre
Externí odkaz:
https://doaj.org/article/2976dbb85dee46fea5b88d8f1ab00009
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 31, Iss 1, Pp 89-98 (2012)
Asphaltene instability is one of the major problems in gas injection projects throughout the world. Numerous models have been developed to predict asphaltene precipitation; The scaling equation is an attractive tool because of its simplicity and not
Externí odkaz:
https://doaj.org/article/9ed7c16a43a1406ea8efa89605a63f6d
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 30, Iss 4, Pp 113-119 (2011)
Safety distance has already been a main measurement for the hazard control of chemical installations interpreted to mean providing space between the hazardous installation and different types of targets. But, the problem is how to determine the enoug
Externí odkaz:
https://doaj.org/article/c2877ef1d07a4aae894479a9fa18b678
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 30, Iss 3, Pp 1-7 (2011)
The miscible displacement process appears to be an increasingly feasible method for the extraction of oil from depleted reservoirs. However, there is a lack of fundamental understanding of how fracture geometrical characteristics impact the oil re
Externí odkaz:
https://doaj.org/article/b8f63748619c42409b70a5ec959bb3d6
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 29, Iss 2, Pp 131-142 (2010)
Asphaltene precipitation and deposition is a serious problem in many Iranian fields. The deposited asphaltene results in partial or total blockage of the wellbore and wellstring reducing or completely seizing oil production. This paper studies the as
Externí odkaz:
https://doaj.org/article/8a252339b2c3443da8d8853e66777588
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 28, Iss 4, Pp 21-28 (2009)
Some of the most destructive accidents of 1980s and 90s which occurred in process industries were domino accidents. Although domino accidents are among the most destructive industrial accidents, there are not much pioneering works done on quantificat
Externí odkaz:
https://doaj.org/article/a2b788a265d04be49b73d5f8cbefd051
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 28, Iss 2, Pp 29-42 (2009)
In this work a glass micromodel which its grains and pores are non-uniform in size, shape and distribution is considered as porous medium. A two-dimensional random network model of micromodel with non-uniform pores has been constructed. The non-unifo
Externí odkaz:
https://doaj.org/article/22f1e56fe81842a6b7a97d41682987a3
Autor:
Mahdi Jafari, Amir Badakhshan, Vahid Taghikhani, Davood Rashtchian, Cirous Ghotbi, Vali Ahmad Sajadian
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 27, Iss 3, Pp 103-113 (2008)
The experimental study and modeling of gravity drainage during Water Alternative Gas Injection, WAG process, in carbonate rock for one of the Iranian off-shore reservoir at lab-scale were carried out. The mechanism of gravity drainage during the WAG
Externí odkaz:
https://doaj.org/article/fff61c254b934fb9b77e4493283ce24d
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 27, Iss 2, Pp 93-101 (2008)
In this work, the potential of auto-ignition of heavy oil during in-situ combustion (ISC) process was studied. Kinetic studies were carried out using Thermo Gravimetric Analyzer (TGA), Differential Scanning Calorimetry (DSC) and Accelerating Rate Cal
Externí odkaz:
https://doaj.org/article/d3245fb71739439cb0512ec4f163c23a
Autor:
Mahdi Jafari, Amir Badakhshan, Vahid Taghikhani, Davood Rashtchian, Cirous Ghotbi, Vali Ahmad Sajjadian
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 27, Iss 2, Pp 81-91 (2008)
In this research the experimental and theoretical studies on different Enhanced Oil Recovery (EOR) techniques, i.e. Water Flooding (WF), Gas Injection (GI) and Water Alternating Gas process (WAG) were performed on specimens taken from an Iranian carb
Externí odkaz:
https://doaj.org/article/8b1bd14150d944d2850797b125d6788b