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Waste common sense
Second birth lead reclaims the current situation and method
The development of industrial developed country and plumbing of area second birth is rapidder. Second birth lead has important place in plumbing, the percentage that industrial developed country and lead of area second birth held plumb...
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Waste cupreous second birth and treatment way
All useless copper are OK second birth. Reclaim technology is very simple. Have collection useless copper above all sorting. Abandon copper without what get pollution or become the copper alloy that split phase is the same as, can use direc...
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Scrap iron and steel reclaims processing technique
Magnetic separation Magnetic separation is the magnetic difference of all sorts of material in using solid waste material, a kind of grading processing technique has in inhomogenous magnetism sound. Magnetic separation...
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The label method of stainless steel
The number of steel and represent a means ① learns elemental symbol and native symbol to represent chemical constituent with internationalization, will show component content with Arabia letter: Be like: China, Russian 12crni3a...
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The sort of scrap iron and steel
As industrial producer swift and violent development, the sort of alloy steel is increasingly various. For different goal and need, alloy steel still has a variety of classification methods. Can be alloy steel cent by utility steel of st...
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Know office paper category in the round
Many jobs contact a few office to use paper at the friend classics regular meeting of the office, resemble printing paper, make paperboard, fax paper is waited a moment, and the friend of these office is likely expect is less than every...
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Useless old mobile phone reclaims use
All nonferrous metal in collecting lead of liquid state of in order to to receive a mobile telephone back and forth for intermediary indirect method (include metal of precious metal, platinum a group of things with common features) it is ve...
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Abandon old plastic knowledge
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