نتایج جستجو برای: metalworking
تعداد نتایج: 463 فیلتر نتایج به سال:
abstract victoria d. alexander, contemporary sociologist, presented her “modified cultural diamond” in completing and criticizing two approaches of reflect and forming and emphasizes key role of art world’s distributors.reflect approach is based on this fact that art always narrates from society and forming approach covering eide range of theories. their common is the idea that art having influ...
Microfiltration can be used as a recycling technology to increase metalworking fluid (MWF) life span, decrease procurement and disposal costs, and reduce occupational health risks and environmental impacts. The cost-effectiveness of the process can be increased by minimizing fouling interactions between MWFs and membranes. This paper reports on the development of a microfiltration model that es...
A A A A Applica pplica pplica pplica pplicability of bility of bility of bility of bility of Micr Micr Micr Micr Microf of of of ofiltr iltr iltr iltr iltra a a a ation tion tion tion tion f f f f for R or R or R or R or Rec ec ec ec ecy y y y yc c c ACKNOWLDEGEMENTS The authors would like to thank the Illinois Waste Management and Research Center for their support of the project (Contract No. ...
Metalworking fluids (MWF) are responsible for hypersensitivity pneumonitis (HP). The aim of the present study was to identify the antigen (Ag) responsible for MWF-associated HP, and to optimise serological diagnosis by definition of a threshold allowing discrimination between HP patients and asymptomatic exposed workers. 13 patients, who were workers at a car engine manufacturing plant, were su...
A biotechnological method for metalworking fluids (MWF) wastewater treatment was developed. The research, conducted in a lab-scale bioreactor, proved that the process of eliminating pollutants from MWF wastewater proceeds effectively when the following are applied: multiple reinoculating of biomass by adding active microorganisms into the bioreactor, immobilizing microorganisms on the PVC foam ...
The theoretical research objectiveis to create prerequisites for the development of new designs boring tools. task which paper is devoted: identification constructive varieties tools; improvement geometric shape conical part tool. Research methods: modeling elastic deformations various novelty work: a design with transitional section from prismatic in form cone and barrel-like proposed introduc...
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