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Cementation

Cementation logo #10101) Coherence
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Cementation

Cementation logo #10101) Geological process 2) Metallurgical process
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Cementation

Cementation logo #21000[geology] Cementation involves ions carried in groundwater chemically precipitating to form new crystalline material between sedimentary grains. The new pore-filling minerals form `bridges` between original sediment grains, thereby binding them together. In this way sand becomes `sandstone`, and gravel becomes `conglomerate` or `breccia`. C...
Found on http://en.wikipedia.org/wiki/Cementation_(geology)

Cementation

Cementation logo #21000[medical] Cementation is the medical name for a small deposit of calcium, similar to a cyst, which can grow on or in the body e.g. under the eyelid. ...
Found on http://en.wikipedia.org/wiki/Cementation_(medical)

Cementation

Cementation logo #21000[metallurgy] Cementation is a type of precipitation, a heterogeneous process in which ions are reduced to zero valence at a solid metallic interface. The process is often used to refine leach solutions. Cementation of copper is a common example. Copper ions in solution, often from an ore leaching process, are precipitated out of solution in...
Found on http://en.wikipedia.org/wiki/Cementation_(metallurgy)

Cementation

Cementation logo #21002• (n.) A process which consists in surrounding a solid body with the powder of other substances, and heating the whole to a degree not sufficient to cause fusion, the physical properties of the body being changed by chemical combination with powder; thus iron becomes steel by cementation with charcoal, and green glass becomes porcelain by ceme...
Found on http://thinkexist.com/dictionary/meaning/cementation/

cementation

cementation logo #21003(from the article `cobalt processing`) In the production of a so-called cemented carbide, such as tungsten carbide, a briquetted mixture of tungsten carbide and cobalt powder is heated at ... ...as a `Herrengrund cup,` is purely ornamental and resembles the showpieces made in the 16th and 17th centuries. These mugs are made of...
Found on http://www.britannica.com/eb/a-z/c/43

cementation

cementation logo #21003in geology, hardening and welding of clastic sediments (those formed from preexisting rock fragments) by the precipitation of mineral matter in the ... [2 related articles]
Found on http://www.britannica.com/eb/a-z/c/43

Cementation

Cementation logo #20766This is a process for making large Steel quantities - an alloy of Iron (Fe) and Carbon (C) - of consistent composition throughout. Cast iron bars were packed into chests with a mix of slag and coke. The chests were sealed with clay to stop any air getting in. The chests were heated to high temperatures above Iron's melting point (1540°C) - this ca...
Found on http://www.encyclo.co.uk/local/20766

cementation

cementation logo #20973<orthopaedics> The joining of objects by means of a cement (e.g., in fracture fixation, such as in hip arthroplasty for joining of the acetabular component to the femoral component). ... <dentistry> It is used for the process of attaching parts of a tooth or restorative material to a natural tooth or for the attaching of orthodontic ban...
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cementation

cementation logo #22291 The diagenetic process by which sediment grains are bound together by precipitated minerals originally dissolved during the chemical weathering of preexisting rocks.
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Cementation

Cementation logo #22392The processes through which chemical precipitates form within the pore spaces of a sediment and help
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Cementation

Cementation logo #20972Cem`en·ta'tion noun 1. The act or process of cementing. 2. (Chemistry) A process which consists in surrounding a solid body with the powder of other substances, and heating the whole to a degree not sufficient to cause fusion, the physical properties of the body being changed by ...
Found on http://www.encyclo.co.uk/webster/C/43

cementation

cementation logo #21219Type: Term Pronunciation: sē′men-tā′shŭn Definitions: 1. The process of attaching parts by means of a cement. 2. In dentistry, attaching a restoration to natural teeth by means of a cement.
Found on http://www.medilexicon.com/medicaldictionary.php?t=16048

Cementation

Cementation logo #21217Cementation is the conversion of iron into steel by heating the iron in a mass of ground charcoal, and thus causing it to absorb a certain quantity of the charcoal.
Found on http://www.probertencyclopaedia.com/browse/GC.HTM

cementation

cementation logo #21009cementation 1. The act of cementing or the result of cementing. 2. The application of cement or a similar substance to something, or the result of this. 3. The modification of a solid, especially a metal, by heating it with one or more other substances that will diffuse into the surface; such as, the production of steel by heating it with charcoa...
Found on http://www.wordinfo.info/words/index/info/view_unit/4268/

Cementation

Cementation logo #23904(1) Introduction of one or more elements into the outer layer of a metal object by means of diffusion at high temperature. (2) An obsolete process used to convert wrought iron to blister steel by carburizing. Wrought iron bars were packed in sealed chests with charcoal and heated at about 2000 F (1100 C) for 6 to 8 days. Cementation was the predomi...
Found on https://steelforge.com/literature/steelog-the-5000-word-metals-glossary/

Cementation

Cementation logo #20501Deposition of cement (usually silica, calcite or iron hydrates) between the particles in a loose sediment, thus converting it to hard rock.
Found on https://www.encyclo.co.uk/local/20501

cementation

cementation logo #21221The fusion of rock sediments or the remains of microscopic marine organisms into sedimentary rocks. As the material builds up it is compacted together. Cementation occurs as chemical precipitation deposits micro crystals in the spaces between the mineral fragments and grains, holding them together. The `cement` formed may be silica, iron ...
Found on https://www.encyclo.co.uk/local/21221

cementation

cementation logo #22327Process by which a binding, or cementing, agent is precipitated in spaces among individual particles of a deposit. Common cementing agents are calcite, quartz, and dolomite.
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cementation

cementation logo #21199the act, process, or result of cementing. · the heating of two substances in contact in order to effect some change in one of them, esp., the formation of steel by heating iron in powdered charcoal.
Found on https://www.infoplease.com/dictionary/cementation
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