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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 3. Отображено 3.
10-11-2010 дата публикации

Method for preparing wall and floor tile adhesive mortar by using mill tailings

Номер: CN0101880142A
Принадлежит:

The invention relates to a method for preparing wall and floor tile adhesive mortar by using mill tailings. The wall and floor tile adhesive mortar comprises the following components in part by weight: 50 to 250 parts of silicate cement, 20 to 150 parts of coal ash, 100 to 650 parts of iron tailing sand or copper tailing sand, 1 to 18 parts of re-dispersible latex powder and 0.2 to 0.6 part of water reducer. The preparation method comprises the following steps of: drying the iron tailing sand or copper tailing sand to ensure that the moisture content is 1 to 6 percent; and then mixing the iron tailing sand or copper tailing sand and the silicate cement, the coal ash, the water reducer and the re-dispersible polymer latex powder uniformly by using an agravic mixer to obtain the dried powder mortar products. A large number of industrial and mineral solid wastes such as the iron tailing sand or copper tailing sand, the coal ash and the like are utilized to be combined with the re-dispersible ...

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21-10-2009 дата публикации

Environmental-friendly waterproof polymer mortar

Номер: CN0101560084A
Принадлежит:

The invention relates to environmental-friendly waterproof polymer mortar, which comprises the following components in portion by weight: 50 to 230 portions of low-clinker silicate cement, 200 to 450 portions of quartz sand, 80 to 120 portions of fly ash, 1 to 18 portions of re-dispersible polyethylene vinyl acetate latex powder, 1 to 10 portions of dispersible polyvinyl acetate vinyl versatate latex powder, 0.2 to 0.6 portion of water reducing agent, 0.05 to 0.3 portion of antifoaming agent, and 0.25 to 2.25 portions of polypropylene fibers. A gel material prepared from steel slag, tailings and the fly ash replaces silicate cement and partial aggregate in the prior mortar; the modified waterproof polymer mortar has the advantages of excellent impermeability, good mechanical property and construction property, simple production technology, and easy manufacture, greatly consumes industrial and mining wastes, controls the ecological environment, and lowers the cost; and the product has reliable ...

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21-10-2009 дата публикации

Dry powder mortar of mine tailings

Номер: CN0101560083A
Принадлежит:

The invention relates to dry powder mortar of mine tailings, which comprises the following components in portion by weight: 40 to 60 portions of copper tailing sand or iron tailing sand, 20 to 30 portions of river sand, 10 to 30 portions of low-clinker silicate cement, and 0.5 to 1.5 portions of water-retaining thickening agent. The dry powder mortar is suitable for masonry, plastering, ground and common waterproof engineering. By using the low-clinker cement to replace the prior common silicate cement and using the tailing sand to partially replace the river sand, the dry powder mortar reduces the discharge of carbon dioxide and the consumption of sand river resources, realizes the resource utilization of solid wastes such as mine refuses, steel slag, tailings and the like, and protects the ecological environment.

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