Results 121 to 130 of about 300,116 (255)

Alpha Portland Cement Co. Board of Directors special meeting minutes, November 15, 1896

open access: yes, 1896
Minutes of special board meeting of the Alpha Portland Cement Co. held November 15, 1896 which include the following actions: the President reported on past expenditures and estimated future expenditures related to improvements to the works of Whitaker ...

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Steel–Mortar and Flexural Mortar–Mortar Bond Strengths of Metakaolin‐Based Geopolymer

open access: yesEngineering Reports
This research examines the interfacial bond strength of metakaolin‐based geopolymer mortar across two key connections: flexural mortar–mortar and steel–mortar.
Amira A. K. Hachem   +3 more
doaj   +1 more source

Upcycling High Impact Polystyrene Post‐Consumer E‐Waste Into Composites by Thiocracking

open access: yesMacromolecular Chemistry and Physics, Volume 227, Issue 18, 29 September 2026.
A high sulfur composite (HSM) series was prepared from HIPS waste feedstock through its reaction with elemental sulfur, yielding remeltable solids with a modified thermal and mechanical properties. The resulting materials show evidence of organic comonomer incorporation, demonstrating a route for valorization of plastic waste into sulfur‐based material
Carson B. Shivers, Rhett C. Smith
wiley   +1 more source

Alpha Portland Cement Co. Board of Directors meeting minutes, June 19, 1895

open access: yes, 1895
Minutes of board meeting of the Alpha Portland Cement Co. held June 19, 1895 which include the following actions: the President reported that the balance of the capital stock of the Whitaker Cement Co.

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Aggregation and carbon content in urban soil blends: Insights from a three‐decade chronosequence

open access: yesSoil Science Society of America Journal, Volume 90, Issue 5, September/October 2026.
Abstract Manufactured soil blends are increasingly used for urban landscaping where access to suitable natural topsoil is limited. These mixed sandy soils contain substantial compost but are essentially structureless at installation. Aggregate formation in these blends, critical for water and nutrient retention, remains poorly understood.
Nelson C. H. Cheung   +2 more
wiley   +1 more source

Cement-lime mortars

open access: yes, 1964
Many important properties of masonry, particularly strength and weather resistance, are affected to a considerable degree by the type of mortar used. One type, generally known as cement-lime mortar, is used extensively in North America and Europe for all types of unit masonry construction.
Ritchie, T., Davison, J. I.
openaire   +1 more source

Emerging Chemical Upcycling and Repurposing Strategies for Waste Pharmaceuticals

open access: yesChemistrySelect, Volume 11, Issue 36, 22 September 2026.
What could be done with pharmaceutical waste from a circular chemistry perspective? A literature survey was conducted using the terms “recycling”, “upcycling”, “reuse”, “repurposing”, “pharmaceutical”, “expired drug”, “expired medicine”, “unused drug” and “unused medicine” in the databases Scopus, Web of Science and Periódicos CAPES to answer this ...
Letícia Ribeiro Magalhães   +3 more
wiley   +1 more source

Minutes from special meeting of the Alpha Portland Cement Co. held November 19, 1908 approving the adoption of a resolution to acquire the Martins Creek Portland Cement Co.

open access: yes, 1908
Minutes of special board meeting of the Alpha Portland Cement Co. held November 19, 1908 which include the following actions: a resolution was proposed to purchase the Martins Creek Portland Cement Co.; judges were appointed to conduct an election to ...

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Geopolymers as a Sustainable Chemical Platform: From Building Materials to Advanced Functional Applications

open access: yesThe Chemical Record, Volume 26, Issue 9, September 2026.
Geopolymers are presented as a chemically programmable platform whose properties emerge from activation chemistry, nanoscale disorder, and interfacial design. The review highlights sustainability challenges, the shift toward nanoengineered and hybrid systems, and the rise of halloysite‐based architectures enabling tunable structures across scales for ...
Martina Maria Calvino   +4 more
wiley   +1 more source

Alpha Portland Cement Co. Board of Directors meeting minutes, October 17, 1917

open access: yes, 1917
Minutes of board meeting of the Alpha Portland Cement Co. held October 17, 1917 which include the following actions: the President reported that had informed the Coosa Co. that the company was not interested in purchasing the Coosa property due to issues

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