Results 61 to 70 of about 652,428 (241)

Portland Cement [PDF]

open access: yesScientific American, 1872
n ...
openaire   +1 more source

Test and circular of Gillingham hand brand English Portland cement.

open access: yes, 1891
Contains testimonials dated 1891 from H. Schussler, chief engineer Spring Valley Water Works in California; S.H. Oliver, agent of the King Bridge Co., Cleveland, Ohio; and C.O. Horton, agent, Chicago Bridge and Iron Co. Also includes ''results of tests''
Henchman, Geo. H.; Gillingham Portland Cement Company.
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The Role of Awareness in Sustainable Construction Materials Uptake in Developing Economies: Evidence From Nigeria

open access: yesSustainable Development, EarlyView.
ABSTRACT Sustainable Construction Materials (SCM) are crucial for reducing lifecycle emissions in the built environment, yet their adoption remains limited in many developing economies, such as Nigeria. This study investigates how awareness influences the adoption of SCM among professionals in Nigeria's Architecture, Engineering, and Construction (AEC)
Mumini Damilola Osuolale   +2 more
wiley   +1 more source

SIGNIFICANCE OF MARBLE AND PORTLAND CEMENT

open access: yesInternational Journal of Engineering Technologies and Management Research, 2020
The aim of this current study is both to avoid the environmental. In this way, we will help to protect the environment by consuming the waste marble dust obtained as a by- product of marble sawing and shaping processes in the factories those operating in our region. Stone industry is an important factor in worldwide economy.
Dr. Arvind Dewangan, Dr. D.P.Gupta
openaire   +3 more sources

Reactivity of Oxidized Porous Silicon with Calcium Ion in Aqueous Media: Stability, pH Behavior, and Host‐Guest Strategies

open access: yesSmall, EarlyView.
Oxidized porous silicon, composed of an elemental silicon porous skeleton coated with a silica shell, reacts with aqueous Ca2+ to generate a mixed silica–calcium silicate matrix that is remarkably efficient at trapping small molecules. With an emphasis on the engineering of controlled‐release drug delivery systems, this study identifies the factors ...
Ruhan Fan   +2 more
wiley   +1 more source

Effects on Setting, Strength, Moisture Resistance and Linear Changes of Sorel’s Cement on Mixing Portland Cement as an Additive

open access: yesE-Journal of Chemistry, 2009
Magnesium oxysulphate cement (MOC, Magnesia / Sorel’s Cement), discovered by Sorel S.T. in 1867 and has versatile cementing characteristics. It is prepared by the reaction of magnesium sulphate with magnesia in aqueous solution.
Ritu Mathur   +2 more
doaj   +1 more source

Corporate resolution by the Alpha Portland Cement Co. to call a meeting of stockholders to vote on the acquisition of the Martins Creek Portland Cement Co.

open access: yes, 1908
Corporate resolution by the Alpha Portland Cement Co. to call a meeting of stockholders to vote on the acquisition of the Martins Creek Portland Cement Co.. The Alpha Portland Cement Co.

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Foamed Concrete Sealing Materials for Coal Seam Gas Drainage Boreholes: A Review

open access: yesSafety Science and Technology, EarlyView.
This study investigates the sealing performance of foamed concrete in gas drainage boreholes. By comparing leakage pathways (a, c) with sealed systems (b, d), the research demonstrates how foamed concrete effectively fills mining‐induced fractures and resists deformation.
Jiaxing Zou   +6 more
wiley   +1 more source

Alpha Portland Cement Co. Board of Directors special meeting minutes, January 10, 1896

open access: yes, 1896
Minutes of special board meeting of the Alpha Portland Cement Co. held January 10, 1896 which include the following actions: the President read the company\u27s first annual report and it was resolved to present it to the shareholders and the Board of ...

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