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Chemoselective Oxidation of Sulfides with Ammonium Nitrate and Silica Sulfuric Acid Catalyzed by KBr
[期刊论文] 作者：Arash GHORBANI-CHOGHAMARAN,Moh,
来源：催化学报 年份：2009
为由 NH4NO3 的处理的脂肪族、芳香的硫化物的 sulfoxidation 的一个方便、选择的催化方法，硅石硫磺的酸的、湿 SiO2 (50% w/w ) 和在在房间温度的 CH2Cl2 的 KBr 的催化数量...
[期刊论文] 作者：Arash Shadravan,,
来源：地学前缘 年份：2009
Underbalanced drilling(UBD) is defined as a drilling operation in which circulating drilling fluid pressure is maintained to be lower than reservoir pore pressure.Underbalanced drilling may improve dr...
Managed Pressure Drilling Technology,As the Lost Piece of the Drilling Puzzle,Results in More Econom
[期刊论文] 作者：Arash Shadravan,,
来源：地学前缘 年份：2009
The economics of drilling wells is important as we drill deeper wells whether offshore or onshore. Drilling-related problems,including stuck pipe,lost circulati...
Managed Pressure Drilling Technology,As the Lost Piece of the Drilling Puzzle,Results in More Econom
[期刊论文] 作者：Arash Shadravan,,
来源：地学前缘 年份：2009
The economics of drilling wells is important as we drill deeper wells whether offshore or onshore. Drilling-related problems,including stuck pipe,lost circulation,and excessive mud cost,show the need...
Chemoselective N-nitrosation of secondary amines under heterogeneous and mild conditions via in situ
[期刊论文] 作者：Arash Ghorbani-Choghamarani,Ha,
来源：中国化学快报：英文版 年份：2009
A wide variety of secondary amines are chemoselectively subjected to N-nitrosation reaction with treatment of citric acid and NaNO_2 in the presence of wet...
[期刊论文] 作者：Mohammad Nabaei,Arash Shadrava,
来源：地学前缘 年份：2009
Most problems faced by practicing of the wellbore stability analysis involve evaluation of rock mechanical properties especially unconfined compressive strength...
[期刊论文] 作者：Mohammad Nabaei,Arash Shadrava,
来源：地学前缘 年份：2009
Sonic log is the most versatile reservoir evaluation tool that has been introduced to the industry. Compaction,erosion and over pressurized zone can be evaluate...
[期刊论文] 作者：Arash Shadravan,Mohammad Khoda,
来源：地学前缘 年份：2009
For decades,some geological formations have been drilled with a drilling fluid that exerted a bottom-hole pressure less than the formation pressure,allowing for...
[期刊论文] 作者：Arash Shadravan,Mohammad Khodadadian,,
来源：地学前缘 年份：2009
For decades,some geological formations have been drilled with a drilling fluid that exerted a bottom-hole pressure less than the formation pressure,allowing for...
Detection, Identification and Tracking of Flying Objects in Three Dimensions Using Multistatic Radar
[期刊论文] 作者：KALANTARI,Shahram MOH,
来源：通讯、网络与系统学国际期刊(英文) 年份：2009
Multistatic radar systems can be used in many applications such as homeland security, anti-air defense, anti-missile defense, ship’s navigation and traffic con...
[期刊论文] 作者：Nagm Mohamed Nazeih Botros Moh,
来源：通讯和计算机：中英文版 年份：2009
...
[期刊论文] 作者：Arash Sohrabi Samad Dehghan,
来源：土木工程与建筑：英文版 年份：2009
...
[期刊论文] 作者：Mohammad Nabaei,Arash Shadravan,Khalil Shahbazi,,
来源：地学前缘 年份：2009
Most problems faced by practicing of the wellbore stability analysis involve evaluation of rock mechanical properties especially unconfined compressive strength...
[期刊论文] 作者：Mohammad Nabaei,Arash Shadravan,Khalil Shahbazi,,
来源：地学前缘 年份：2009
Sonic log is the most versatile reservoir evaluation tool that has been introduced to the industry. Compaction,erosion and over pressurized zone can be evaluate...
[期刊论文] 作者：Arash GHORBANI-CHOGHAMARANI,Mohammad Ali ZOLFIGOL,Toktam RASTEGAR,,
来源：催化学报 年份：2009
A convenient and selective catalytic method for the sulfoxidation of aliphatic and aromatic sulfides by treatment of NH4NO3, silica sulfuric acid, wet SiO2 (50%...
Chemoselective N-nitrosation of secondary amines under heterogeneous and mild conditions via in situ
[期刊论文] 作者：Arash Ghorbani-Choghamarani,Hamid Goudarziafshar,Somaieh Rezaee,Saiedeh Shima Mortazavi,,
来源：Chinese Chemical Letters 年份：2009
A wide variety of secondary amines are chemoselectively subjected to N-nitrosation reaction with treatment of citric acid and NaNO_2 in the presence of wet SiO_...
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