Sentence examples for backfill cement from inspiring English sources

Quartz sand is utilized as a model medium, and the applicability of the methodology to determine radionuclide transport in engineered backfill cement is explored using the UK GDF candidate backfill cement, Nirex Reference Vault Backfill (NRVB), in a model system.

The usage of cemented tailings backfill (cemented paste backfill) in the underground by mining industry is becoming increasingly important.

The paper indicates that, depending upon the minor components involved, the solid phases in admixture might be usefully distributed among three types of product: conventional underground backfill, cemented civil engineering backfill (particularly controlled low strength material or CLSM) and manufactured soil.

This study outlines the requirement to fully characterise cement backfill raw materials prior to use in a geological disposal facility and supports ongoing assessment of long-term post-closure safety.

These data demonstrate that Tc in the pertechnetate form (Tc VII O4–) does not sorb to cement backfill during transport under model conditions, resulting in closely conservative transport behavior.

Ultra-fine cemented backfill (UCB) materials display distinctive rheological characteristics.

The objective of this study is to investigate the time-dependent evolution of the yield stress, strength and deformation behaviour of cemented paste backfill (CPB) that contains Portland cement as the binder with different saline concentrations in a sub-zero environment (− 6 °C).

Cemented paste backfill (CPB), which is a mix of tailings, water and cement, is subjected to the combined actions of temperature and sulphate during its service life.

The strength comparison of cement paste backfill (CPB) in situ and laboratory exhibit contrary results both in some publications and case-based data.

In order to explore the patterns of porosity evolution during the bearing failure of cement paste backfill (CPB), medical X-ray CT and small loading device were employed to carry out the real-time uniaxial compression scanning test, obtaining the two-dimensional CT images under different stress states.

This study presents the utilisation of granulated marble wastes (MW) as an additive (10 30 wt%) and waste bricks (WB) as replacement and additive (15 45 wt%) to ordinary Portland cement (OPC) for cemented paste backfill (CPB) of sulphide tailings.