نتایج جستجو برای: investment cast

تعداد نتایج: 95293  

2014
Soon-Yong Kwon Yong Kim Hyo-Won Ahn Ki-Beom Kim Kyu-Rhim Chung Seong-Hun Kim Sunny

The availability of 3D dental model scanning technology, combined with the ability to register CBCT data with digital models, has enabled the fabrication of orthognathic surgical CAD/CAM designed splints, customized brackets, and indirect bonding systems. In this study, custom lingual orthodontic appliances were virtually designed by merging 3D model images with lateral and posterior-anterior c...

2009
Jean Barthélemy Magali Marx Aurélien Poissonnier

We analyze the euro area business cycle in a medium scale DSGE model where we assume two stochastic trends: one on total factor productivity and one on the in ation target of the central bank. To justify our choice of integrated trends, we test alternative speci cations for both of them. We do so, estimating trends together with the model's structural parameters, to prevent estimation biases. I...

Journal: :Journal of Cell Biology 2002

Journal: :Techn. Analysis & Strat. Manag. 2016
Les Levidow Michiel Blind Palle Lindgaard-Jørgensen Åsa Nilsson Sara Alongi Skenhall

Industry has been upgrading its production processes through ecoinnovation combining environmental and economic benefits, thus reducing some resource burdens which otherwise lie outside economic accounting. Some companies have shown interest in evaluating investment options for resource burdens and total value added across a whole-system value chain. Our EC research project developed a method f...

2015
Tomohiro Sugo Kozo Ueda

We estimate a medium-scale dynamic stochastic general equilibrium model of the Japanese economy following Christiano et al. [Christiano, L., Eichenbaum, M., Evans, C., 2005. Nominal rigidities and the dynamic effects of a shock to monetary policy. J. Polit. Economy 113 (1), 1–45]. By using actual capital utilization data and modifying the formulation of utilization following Greenwood et al. [G...

Ali Javadmanesh Mahdi Soltani Mohammad Reza Nassiry, Mojtaba Tahmoorespour Saheb Foroutani Far

Association of genetic polymorphism in the calpastatin (CAST) gene with average daily gain was examined in Iranian purebred Kurdi sheep. The genotypes for CAST were determined by the PCR-SSCP method. Blood samples were collected from 84 purebred Kurdi sheep belonging to the Kurdi Breeding Station located in the Khorasan province, north-east of Iran. Extraction of genomic DNA was based on the Gu...

2009
Angela Sansonetti Alessandro D'Atri

In the current context, characterized by a sort of ‘open innovation’, spin-offs phenomenon represents an innovative approach to support technological knowledge transfer and innovation processes from research organizations to industrial world. Furthermore, spin-offs could be considered an innovative strategy to follow up the results obtained within collaborative R&D (Research and Development) pr...

A. Noorian, H. Saghafian, Sh. Kheirandish,

Abstract: mechanical properties of AISIH 13 hot-work tool steel have been studied. Cast samples made of the modified new steel were homogenized and austenitized at different conditions, followed by tempering at the specified temperature ranges. Hardness, red hardness, three point bending test and Charpy impact test were carried out to evaluate the mechanical properties together with characteriz...

Journal: :international journal of iron & steel society of iran 2006
m. adjabshiri s. sharafi

master moulds are used to cast copper anode moulds. these iron moulds are made of grey or nodular cast irons. according to desirable properties of ductile irons, it was expected that ductile cast iron moulds could have performed their nominal life. but in service, these moulds have not performed their nominal life and they have experienced premature failures due to warping and cracking. also gr...

مقدمه: با توجه به استفاده از آلیاژ نیکل-کروم در رستوریشن های PFM (Porcelain Fused to Metal)  و نیاز به دمای بالا جهت پخت پرسلن، محتمل است ریزساختار آلیاژ، مقاومت به کروژن و میزان آزادسازی یون ها تغییرکند.هدف این مطالعه تعیین تاثیر پخت های مکرر پرسلن بر مقاومت به کروژن و...

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