101–120 of 172 hits
|

    The reuse of wastewater and sludge for cultivation of forestry trees in desert areas in Greece

    Kalavrouziotis, Ioannis K. / Hortis, Theofanis C. / Drakatos, Panagiotis A. | Tema Archive | 2004
    sewage from treatment plants. The analysis of all the parameters (chemical, environmental, geological) that are related to the by-products of the ...

    Effects of surface treatments on the fatigue strength of AISI 4340 aeronautical steel

    Nascimento, M.P. / Souza, R.C. / Pigatin, W.L. et al. | Tema Archive | 2001
    Internal residual stresses significantly influence the fatigue strength of coated materials. It is well known that chromium plating is the ...

    Print-through phenomenon on the surface of GFRP: pilot study

    Lin, Huei-Jeng / Liao, Chin-I. / Jiang, Ren-Li et al. | Tema Archive | 2007
    Unsaturated polyester filled with coloring agent is commonly used as the surface material of a GFRP yacht and is called a gel-coating layer ...

    Development of requirements for resistance spot welding dual-phase (DP600) steels. Part 1: the causes of interfacial fracture

    Marya, M. / Gayden, X.Q. | Tema Archive | 2005
    differences in chemical composition and galvanized coating between the two selected DP600 steels affected negligibly weld microstructures, and were of ...

    Thermal plasma pyrolysis of used tires for carbon black recovery

    Tang, L. / Huang, H. | Tema Archive | 2005
    This letter reports on the gaseous and carbon black product characteristics from nitrogen thermal plasma pyrolysis of used tires. Steam may ...

    Degradation of space exposed surfaces by hypervelocity dust bombardment, and refractory materials for space

    Ortner, H.M. / Stadermann, F.J. | Tema Archive | 2009
    -made particles exhibit different chemical compositions. Hence, a micro-chemical analysis of particle impacts on satellite surfaces can be used ...

    Mechanical performance evaluation of cast magnesium alloys for automotive and aeronautical applications

    Pantelakis, S.G. / Alexopoulos, N.D. / Chamos, A.N. | Tema Archive | 2007
    differences in chemical composition and heat treatment conditions on the mechanical performance of cast magnesium alloys have been assessed. The use ...

    Numerical Investigation of Diffusers in Arc-Heated Wind Tunnel: Introducing a Novel and Efficient Hypersonic Diffuser

    Sol Baek, Jin / Choi, Daesan / Kim, Kyu-Hong | ASCE | 2022
    and a second-throat cylindrical diffuser of a large-scale arc-heated wind tunnel with a Mach number 6 nozzle. The length of the diffuser was ...
    Publisher: American Society of Civil Engineers

    Development of molecular marker source profiles for emissions from on-road gasoline and diesel vehicle fleets

    Lough, Glynis C. / Christensen, Charles G. / Schauer, James J. et al. | Tema Archive | 2007
    dynamometer to develop chemical source profiles for source attribution of atmospheric particulate matter in California's South Coast Air Basin ...

    Localised biological corrosion of X52 steel exposed within sea water pipelines

    Romero, J.M. / Angeles-Chavez, C. / Martinez, L. et al. | Tema Archive | 2002
    anaerobic bacteria culture was observed. The morphological and chemical characteristics of the aerobic bacteria were determined and results based on ...

    Hyperbaric GMA welding of duplex stainless steel at 12 and 35 bar

    Akselsen, O.M. / Fostervoll, H. / Ahlen, C.H. | Tema Archive | 2009
    The present work was conducted to assess the weldability of duplex stainless steel under hyperbaric conditions relevant for future remote ...

    A chemically informed, control-oriented model of a three-way catalytic converter

    Soumelldis, M.I. / Stobart, R.K. / Jackson, R.A. | Tema Archive | 2007
    Chemical activity inside a three-way catalytic converter (TWC) is highly complex and usually is not taken into account when developing TWC ...

    Unified Analysis of Internal Flowfield in an Integrated Rocket Ramjet Engine. I: Transition from Rocket Booster to Ramjet Sustainer

    Sung, Hong-Gye / Yang, Vigor | ASCE | 2012
    -ramjet (IRR) propulsion system. The study consists of two parts: transition from the rocket booster to the ramjet sustainer and combustion ...
    Publisher: American Society of Civil Engineers

    N,N-dichloro poly(styrene-co-divinyl benzene) sulfonamide polymeric beads: An efficient and recyclable decontaminating reagent for O,S-diethyl methyl phosphonothiolate, a simulant of VX

    Gutch, P.K. / Singh, Ravindra / Acharya, J. | Tema Archive | 2011
    An efficient and operationally simple method is developed for chemical decontamination of simulant of VX. A new chlorine bearing reagent N ...

    Khimicheskaya promyshlennost Sovetskogo Soyuza

    Sominskii, V.S. | Engineering Index Backfile | 1967
    Chemical industry of Soviet Union; historical account has been given of chemical industry since 1913 to date; production data are given for ...
    Keywords: Chemical industry

    Weld metal mechanical properties in hyperbaric GTAW of X70 pipeline

    Akselsen, Odd M. / Fostervoll, Hans / Harsvaer, Ansgar et al. | Tema Archive | 2006
    In the present investigation, two different wires for hyperbaric (underwater) GTA (gas tungsten arc) welding of X70 pipelines have been ...

    Constraints-based modeling enables successful development of a welding electrode specification for critical navy applications

    Sampath, K. | Tema Archive | 2005
    requirements for advanced consumable electrodes were converted into a set of constraints that related chemical composition of steels to certain ...

    Tensile behavior of composite patched cracked metallic structures

    Siddaramaiah / Joy, V.A. / Swarna Gowri, A.N. et al. | Tema Archive | 1998
    strength improvement compared to other physical or chemical treatments. The strength of the cracked specimens increased up to 79 % for ...

    Environmentally induced cracking of API grade steel in near-neutral pH soil

    Bueno, A.H.S. / Gomes, J.A.C.P. | Tema Archive | 2009
    Environmentally induced cracking of pipeline steels in contact with soil have been investigated. Different soils were prepared in order to ...

    Production of magnesium-alloy aircraft parts

    Grant, L.B. | Engineering Index Backfile | 1940
    Review of progress made and problems encountered by aircraft manufacturers in production; composition, mechanical properties, and ...
    Publisher: Society of Automotive Engineers (SAE)