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Integrated Technology of Chemical and Mechanical Sand Control in Sand Producing Well of Heavy Oil Thermal Recovery
Unconsolidated sandstone heavy oil reservoirs are mainly developed by thermal production, and steam injection is the most widely used method. Sand...
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Experimental Evaluation and Research on Proppant of Desert Sand in Yulin Area
With the popularization and application of large-scale volume fracturing, the amount of proppant is increasing year by year, and the proportion of...
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Microbial-inspired self-healing of concrete cracks by sodium silicate-coated recycled concrete aggregates served as bacterial carrier
Microbially induced carbonate precipitation (MICP) is a promising technique for the autonomous healing of concrete cracks. In this study, the effect...
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Mechanical behaviors of 3D printed lightweight concrete structure with hollow section
A practical revolution in construction could be realized by combining the potential of 3D concrete printing with lightweight cementitious materials...
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Durability of internally cured concrete with silicon–aluminum based fine lightweight aggregate exposed to combined sulfate and wetting–drying attack
The durability of internally cured concrete (ICC) with silicon–aluminum based fine lightweight aggregate (FLWA) exposed to combined sulfate and...
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Influence of resin flow on shrinkage of additive manufacturing coated sand molds
Coated sands are used extensively for additive manufacturing sand molds in the metal casting process, and the packing structure changes caused by the...
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Effect of Sealed Curing on Perforated and Non-perforated Cenospheres-Based Lightweight Cementitious Composites
Fly ash cenospheres (FAC) are a by-product of thermal power plant coal combustion products. It is lightweight, hollow spheres composed primarily of...
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Performance evaluation of an ex situ permeable reactive bio-barrier in phenol-contaminated water containment and remediation under a laminar flow regime
Petroleum hydrocarbons (PHCs) including phenolic compounds cause major environmental impacts just the once released into soils or groundwater. Among...
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Analysis of Integrated Development Model About Cost Reduction and Efficiency Improvement for Tight Oil Reservoirs in Daqing Oilfield
Under the pressures of low oil price and high development cost, how to use technology and management methods to achieve economic and effective...
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A State-of-the-Art Review on Manufacturing and Additive Influences on Sand-Cast Components
Sand casting is the one of the oldest fabrication techniques, which has a number of important technological challenges with respect to improving...
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Enhancing Concrete Properties with Graphene and Graphene-Based Additives: A Comprehensive Analysis of Their Effect on Microstructure and Macrostructure of Concrete
The exceptional properties of graphene, including its chemical, mechanical, electrical, and thermal qualities, make it a versatile material with a...
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Review on autogenous self-healing technologies and multi-dimension mechanisms for cement concrete
Micro-cracks inevitably form in cement concrete structures, presenting substantial risks to safety, service life, and eco-efficiency. Develo**...
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Examination of mechanical, permeability, and durability properties of sustainable lightweight concrete composites with natural perlite aggregate
This article presents the outcomes of a comprehensive study utilizing all-natural perlite in producing lightweight aggregate concrete composites and...
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Microbial self-healing of cracks in cement-based materials and its influencing factors
Cement-based materials are brittle and crack easily under natural conditions. Cracks can reduce service life because the transport of harmful...
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Self-healing performance of concrete for underground space
Endowing concrete with self-healing properties is one of the effective methods to improve its durability. In this study, biocapsules and mineral...
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Preparation of tungsten slag-bentonite particle adsorbent and its adsorption performance for lead ion from wastewater
In this study, the preparation of tungsten slag-bentonite particle adsorbent was studied using orthogonal and static adsorption tests. The adsorbent...
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Recycling Bayer and sintering red muds in brick production: a review
Red mud (RM) is a solid waste generated from the extraction of alumina from bauxite. It is estimated that more than 1.5 billion tonnes of RM are...
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Development of a new instrument for measurement of high temperature mechanical properties of resin-bonded sand
The mechanical properties of resin-bonded sand mixtures at high temperatures significantly affect the quality of casting. However, the existing...
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Research on testing method of resin sand high temperature compressive strength
High temperature compressive strength is one of the most important performances of resin sand; its value directly concerns the quality of castings....
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Bond strength determination between coconut shell aggregate concrete and steel reinforcement by pull-out test
The bond between steel and concrete is one of the essential properties affecting the performance of reinforced structural members. Bond strength is...
