نتایج جستجو برای: casings
تعداد نتایج: 303 فیلتر نتایج به سال:
3. Given BW. Latent Fingerprints on Cartridges and Expended Cartridge Casings. Journal of Forensic Sciences 1976;21:587-594. Over the five year time period spanning from 1998 – 2002 there was an approximate 30% increase in firearm associated crime in the UK (as reported by the Metropolitan Police). The Home Office reported that gun crime had increased from a reported 4,903 offences in 1997/8 to...
Being able to predict creep strain as a function of time is important both in preventing aeroengine blades from rubbing against their outer casings, but also being convert small punch te...
Live larvae of Aedes albopictus have been found entering South Africa in used tire casings imported from Japan on 3 separate occasions. This is the first evidence that this mosquito is entering Africa and underlines the value of mosquito monitoring programs to detect the importations of this important vector. It is suggested that undetected populations of Ae. albopictus may have already become ...
A study was performed to determine through computer fire modeling up what extent a room in which flat screen television is the first major item ignited more likely result flashover if casing not treated with flame retardants. This accomplished by quantifying risk of living or bedroom due ignited, and calculating ratio measures for televisions untreated versus those retardant casing. an indicati...
Abstract Casing wear in directional drilling is inevitable and may result catastrophic failure of the casing column. It thus essential to understand its mechanisms quantify extent by estimating factor. In this research, actual field samples, pipe joints muds were considered. An in-house built testing facility was used test several L-80 samples considering three rotational speeds drill tool join...
Introduction Cement is the most abundantly used man made material on the planet, accounting for a 40 Billion USD market in the US alone [1]. Widespread use of cement includes applications in oil well casings, roadways, buildings, and even as a bone graft technology for the treatment of osteoporosis[2,3]. As cements role as the foundation of our infrastructure broadens, demand for higher strengt...
This paper describes the steps performed by the authors’ company to validate and qualify the introduction of a new fire protection system for heavy-duty gas turbines based on water mist technology. Initially, a finite element model (FEM) of a newly developed 32 MW-class industrial gas turbine for mechanical drive and power generation was generated to simulate gas turbine (GT) casings deformatio...
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