Results 41 to 50 of about 142,990 (168)

Feasibility Study on Flotation of Flake Graphite by Seawater Instead of Freshwater

Kuangchan zonghe liyong
This is an article in the field of mineral processing engineering. In this article， the effect of main ions in seawater on graphite flotation is explored by flotation test of graphite pure minerals.
Li YANG, Na ZHONG, Ning WANG, Yanqing XIA   +3 more
doaj   +1 more source

Some durability aspects of hybrid alkaline cements

MATEC Web of Conferences, 2014
Blended cements that contain a high content of fly ash and a low content of Portland cement typically suffer from low early strength development and long setting times. Recently, one method of overcoming these problems has been to use an alkali activator
Donatello S., Garcia-Lodeiro I., Fernandez-Jimenez A., Palomo A.   +3 more
doaj   +1 more source

Manual of cement testing

Materiales de Construccion, 1956
No ...
A.S.T.M. Comittee C-1 on Cement
doaj   +1 more source

Impact of ISO: 17020 for Quality Assurance System in Construction Sector

Journal of Building Materials and Structures, 2021
The objective of the paper is to analyze the various factors and loop holes that have a significant impact on effectiveness of quality and quality assurance system and to suggest recommendations to increase the quality performance of the construction ...
Vikas Patel, Brijesh Singh, P N Ojha, Pandu Ranga Rao, Amit Sagar   +4 more
doaj  

Manual of cement testing

Materiales de Construccion, 1955
No ...
A.S.T.M. Committee C-1 on Cement
doaj   +3 more sources

Empirical Equation for Concrete Made With PPC or OPC with Fly Ash by Accelerated Mix Design Method

Journal of Building Materials and Structures, 2021
Assessment of 28 days strength from accelerated strength (1 day) can be extremely helpful. Early prediction of 28 days compressive strength is required basically for two purposes.
P N Ojha, Suresh Kumar, Manish Kumar Mandre, Piyush Mittal, Brijesh Singh, Arora V V   +5 more
doaj  

Post-cementation sensitivity of bridges cemented with different adhesive resin cements

Journal of Clinical and Experimental Dentistry
Post-cementation sensitivity remains a common clinical concern in fixed partial dentures (FPDs), with variations in adhesive resin cement formulations influencing patient discomfort and long-term success. This study aimed to compare post-cementation sensitivity in FPDs cemented with three different resin cements: self-adhesive resin cements, resin ...
Farag, D., Almufti, A., Alghalayini, M., Shaheen, N., Darwish, M., Sadek, S.   +5 more
openaire   +3 more sources

Bone cement [PDF]

Journal of Clinical Orthopaedics and Trauma, 2013
The knowledge about the bone cement is of paramount importance to all Orthopaedic surgeons. Although the bone cement had been the gold standard in the field of joint replacement surgery, its use has somewhat decreased because of the advent of press-fit implants which encourages bone in growth.
Raju Vaishya, Mayank Chauhan, Abhishek Vaish   +2 more
openaire   +2 more sources

A Proposal of Evaluation Method for Blended Cement Based on CO₂ Emissions and Compressive Strength

International Journal of Concrete Structures and Materials
The cement industry is a major contributor to global warming due to substantial CO₂ emissions, particularly during clinker production, the intermediate step in manufacturing Ordinary Portland Cement (OPC).
Jae Won Choi, Dong Kyun Suh, Tae Kyoung Ki, Min Cheol Han   +3 more
doaj   +1 more source

The Horoshi Area Development Project of Ofunato Mine

Journal of MMIJ
The Ofunato Mine mines approximately 2,300 thousand tons of limestone annually. Of this amount, approximately 2,200 thousand tons are supplied to the Ofunato plant of Taiheiyo Cement Corporation (hereinafter “Ofunato plant”) as raw material for cement ...
Masanori MATSUSHITA, Takehiko YOSHIMURA, Hiroshi OHBA, Takeshi ITO   +3 more
doaj   +1 more source