Results 121 to 130 of about 45,898 (257)

Alpha Portland Cement Co. Board of Directors meeting minutes, April 24, 1917

open access: yes, 1917
Minutes of board meeting of the Alpha Portland Cement Co. held April 24, 1917 which include the following actions: the President reported he had increased to wages of hourly, monthly, and piece rate workers; the President discussed guarding the company ...

core  

Behavior of manufactured sand and recycled coarse aggregate concrete‐filled steel tubular stub columns with circular section

open access: yesStructural Concrete, EarlyView.
Abstract Accelerated urbanization has intensified environmental concerns due to excessive natural resource consumption and construction waste generation. Circular concrete‐filled steel tube (CFST) columns incorporating manufactured sand recycled coarse aggregate (MS‐RCA) concrete have emerged as an innovative composite element offering notable ...
Minsheng Guan   +7 more
wiley   +1 more source

A comparative study on the clinical success of restorations with MTA and gray Portland cement in permanent molar perforations

open access: yesمجله دانشکده دندانپزشکی اصفهان, 2010
Introduction: A large number of materials have so far been applied to restore tooth perforations. Gray MTA is now the material of choice for such purpose.
M Zarei, M Sedigh, M Bidar
doaj  

Minutes from special meeting of the Martins Creek Portland Cement Co. held December 19, 1908 approving the adoption of a resolution to approve the merger and consolidation of the company into the Alpha Portland Cement Co.

open access: yes, 1908
Minutes of special board meeting of the Martins Creek Portland Cement Co. held December 19, 1908 which include the following action: the Board resolved to sell Martins Creek Portland Cement Co. to the Alpha Portland Cement Co.

core  

Cold‐curing effects on the strength development and sulfuric acid resistance of basalt fiber‐reinforced hybrid alkali‐activated slag mortars

open access: yesStructural Concrete, EarlyView.
Abstract Cold weather conditions impose substantial constraints upon the performance and long‐term resilience of concrete materials. Alkali‐activated slag (AAS) presents itself as a promising substitute, exhibiting sustained hydraulic activity even when exposed to ambient conditions characterized by low temperatures.
Zeynep Bahçeci   +3 more
wiley   +1 more source

Alpha Portland Cement Co. Board of Directors meeting minutes, April 17, 1895

open access: yes, 1895
Minutes of board meeting of the Alpha Portland Cement Co. held April 17, 1895 which include the following actions: motion resolved that the capital stock of the company be increased by the issue of 3,900 shares, bringing the total issued capital of the ...

core  

Durability performance of a high‐performance fiber‐reinforced concrete for bridge applications

open access: yesStructural Concrete, EarlyView.
Abstract This paper investigates the durability performance of a coarse‐aggregate high‐performance fiber‐reinforced concrete (HPFRC) developed as a cost‐efficient material solution for precast bridge applications. A comprehensive experimental program was conducted to assess the resistance of the material to the principal deterioration mechanisms ...
Rolando Baldiviezo   +6 more
wiley   +1 more source

Alpha Portland Cement Co. Board of Directors meeting minutes, February 21, 1917

open access: yes, 1917
Minutes of board meeting of the Alpha Portland Cement Co. held February 21, 1917 which include the following actions: the President reported he was checking deeds for the Catskill Cement Co.; the President reported on the resolution of a freight charge ...

core  

Mechanical, rheological, and durability performances of GGBS‐based concrete for potential application to prestressed structures

open access: yesStructural Concrete, EarlyView.
Abstract Ground granulated blast‐furnace slag (GGBS) is a widely used clinker substitute in concrete, recognized for its potential to significantly reduce environmental impacts. However, its application in prestressed concrete remains limited in several countries, mainly due to concerns regarding early‐age mechanical performance and long‐term ...
D. Rolando Baldiviezo   +6 more
wiley   +1 more source

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