Saley A. Physic-chemical fundamentals of effecting of special cement with waste utilization of a mining metallurgical complex

Українська версія

Thesis for the degree of Doctor of Science (DSc)

State registration number

0508U000605

Applicant for

Specialization

  • 05.17.11 - Технологія тугоплавких неметалічних матеріалів

23-10-2008

Specialized Academic Board

Д 08.078.02

Ukrainian State University of Chemical Technology

Essay

Object of researches - processes of directional formation of a phase structure of products of hyperthermal synthesis of clinker and hydration. The purpose of activity - mining of the scientific bases of directional formation of a phase structure of clinkers and products of a hydration of cement with their application, and also mining on the basis of obtained legitimacies scientifically - are justified of guidelines on an effective utilization of waste of a mining metallurgical complex in the "know-how" of clinkers and composite cements, which one are characterized by special properties. Methods of researches: thermodynamic, chemical, differential-thermal, petrographic, kinetic, mathematical. Novelty: are established of general regularity of weep of reactings in systems, which one contain minerals of blast granulouse dross and reference for alitsulfoferrite of clinkers. Idealized and practical outcomes: The thermodynamic characteristics for chemical combinations in a system СаО-Fe2O3-SiO2-CaSO4 are counted, the coexisting alit and sulfoferrite of phases is established, the necessity differentiality of the approach to a sufficient disperse of a raw mix with allowance for of properties of raw stuffs is demonstrated, the structures of astringent compositions are offered, which one are characterized by absence of shrinkage and dilating at concreting. A degree of an intrusion: the "know-how" nonshrinking and expanding cements with waste utilization of a mining metallurgical complex is designed. An orb of application: cement an industry, research institutes and educational process.

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