Sökning: "zinc phosphate"
Visar resultat 1 - 5 av 7 uppsatser innehållade orden zinc phosphate.
1. Improvement and verification of a pin-on-disc tribometer with variable speed and load
Master-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)Sammanfattning : The use of threaded fasteners can be found throughout the manufacturing industry due to their simplicity. When tightening a threaded fastener, the goal is to reach a desired clamping force. However, the clamping force is not directly measurable in production environments and the tightening torque is instead used to estimate the clamping force. LÄS MER
2. Effect of Cement Type on Zirconia and Metal-Ceramic Tooth-Supported Crowns – A Retrospective Journal Survey
Master-uppsats, Umeå universitet/TandläkarutbildningSammanfattning : Background: The golden standard for single unit crowns has for long been porcelain fused to metal (PFM). However, demands for improved esthetic materials has driven the development of zirconia which has increased in popularity due to its eminent mechanical and esthetic properties. LÄS MER
3. Vulnerability assessment of groundwater pollution in the vicinity of a landfill in Nigeria
Kandidat-uppsats, KTH/Hållbar utveckling, miljövetenskap och teknikSammanfattning : Malfunctioning landfills are a globally sprawled problem. The Olusosun landfill in Lagos, Nigeria is not an exception. It is located in the middle of the city, nearby groundwater resources used to supply drinking water for the inhabitants in Lagos. LÄS MER
4. Evaluation of a gross pollutant trap-biofilter stormwater treatment train : The Role Of Calcium Carbonate, Vegetation And Pre-Treatment Facility
Master-uppsats, Luleå tekniska universitet/Arkitektur och vattenSammanfattning : Development of cities, new buildings and other impervious surfaces entails increased stormwater flows, volumes and pollutant loads. Heavy metals, nutrients, sediments and salt are common pollutants in stormwater. LÄS MER
5. Koncept för fosfatering av stålkutsar vid Ovako AB
Uppsats för yrkesexamina på grundnivå, Örebro universitet/Institutionen för naturvetenskap och teknikSammanfattning : Detta examensarbete har utförts på Ovako i Hällefors i syfte att undersöka möjligheterna till att fosfatera stålkutsar vid Ovako Sweden AB. Uppdraget har förmedlats av Ovako Sweden AB i Hällefors i syfte att ta fram ett koncept som kan användas för att fosfatera stålkutsar. LÄS MER