鐵渣 的英文怎麼說
中文拼音 [tiězhā]
鐵渣
英文
scum; iron cake; dry dross-
This paper explained the technology that taking calces of pyrite as theraw materials, using the way of chemical process of mineral, dislodging the detrimental impurities with the measures of dipping lye and dipping acid oxide, wich aimed to get the rate of recovery of valuable metallic elements au 87 %, ag 76 %, cu 82 %
摘要以黃鐵礦燒渣為原料，通過化學選礦的方法，採用堿浸及氧化酸浸的工藝，除去有害雜質和回收有價金屬元素金、銀、銅，回收率分別為87 % 、 76 % 、 82 % 。Caroline felt the value of the true ore, and knew the deception of the flashy dross.
卡羅琳辨別出了真金的價值，知道那種炫耀的鐵渣只有迷惑人的外表。Production of a sort of hi - cr cast iron grinding ball
採用鎢渣生產合金鑄鐵磨球Extracting iron from pyrite cinder by maturation
硫鐵礦燒渣制備聚合硫酸鐵新工藝Causeway bay mtr station exit f at jardine s crescent
銅鑼灣地鐵站渣甸坊f出口1 aluminium dross for iron and steel making amendment 1
鋼鐵製造用鋁廢渣Slag aggregate for concrete - part 2 : ferronickel slag aggregate
混凝土用礦渣集料.第2部分:鎳鐵礦渣集料Chemical analysis methods for acid slay of cupola. determination of ferrous oxide by volumetric method using potassium dichromate
鑄造化鐵爐酸性爐渣化學分析方法.重鉻酸鉀容量法測定氧化亞鐵量Some main results of testing research were as fellows : i. in the course of testing of leaching zinc dross, leaching zinc dross by sulfuric acid was researched and the effects on the leaching rate of the zinc dross were analyzed by author, the optimum conditions of leaching testing of zinc dross were determined as fellows : liquid - solid ratio 6 : 1, stirring ratio 250r / min, granularity 120 mesh, the soaking time 5h, the concentration of sulfuric acid of 30 %, and under these conditions, the rate of leaching zinc is above 92. 0 %. ii. in the course of testing of purification, on the basis of comprehending and comparing all present methods of the manganese - removal and iron - removal, the oxidizing method of manganese - removal in zinc sulfate solution using ammonium persulfate was put forward and the oxidizing method of iron - removal in zinc sulfate solution using the goethite process and oxidation - hydrolysis process was adopted
研究的主要結果具體如下： 1 、研究了硫酸浸出鋅浮渣並分析了影響浸出率的各種因素，確定了浸出鋅浮渣的最佳條件為：液固比為6 ： 1 ，攪拌速度為250r min ，粒度為- 120目，酸浸時間為5 . 0h ，硫酸濃度30 ，鋅浮渣的浸出率大於92 . 0 ； 2 、在綜合和比較了目前除錳和除鐵的各種方法基礎上，提出了過硫酸銨氧化除錳方法和選擇了針鐵礦-氧化水解聯合法除鐵方法，並分析和討論了影響除錳率和除鐵率等各種因素，確定了除錳的條件為：溫度90 ， ph值5 . 4 ，反應時間3h ，過硫酸銨達到理論值的1 . 2倍，除錳率超過99 . 86 ；聯合法除鐵的條件為：氧化反應時間1 . 5小時、溫度控制在90 92 、 ph值5 . 2 5The hydrometallurgy of zinc and indium without iron residue
無鐵渣濕法煉鋅提銦工藝Reduced ilmenite is a special product only use for welding electrode industry in china. in a word, it is a substitute of rutile sand
粵橋牌還原鈦鐵礦為深灰色礦粉顆粒，主要用於藥皮電焊條等焊接材料的造渣劑。Chemical analysis methods for acid slay of cupola. determination of manganous oxide by volumetric method using sodium arsenite - sodium nitrite
鑄造化鐵爐酸性爐渣化學分析方法.亞砷酸鈉-亞硝酸鈉容量法測定一氧化錳量Maturation of pyrite cinders and its mechanism
硫鐵礦燒渣的熟化及機理Mountain railway project division of no. 3 china railway administration
中鐵三局鐵山道渣項目部Investigation on ppfs preparation from pyrite cinder
硫鐵礦燒渣制備聚合磷硫酸鐵的研究Application of iron - bearing material for slag - making in converter practice
含鐵渣料在轉爐冶煉中的應用The best presidents are like magnets below a piece of paper, invisibly aligning iron filings into a new pattern of their making
最好的總統，就像放在紙下面的一塊磁鐵，雖然看不見，但會吸引鐵渣形成新的圖案。Ferrous and non - ferrous metallurgical slag for civil engineering and building construction use
土木工程和樓房建築用鐵渣和金屬渣Ep - red will not give complete iron reduction in 24 % or higher hydrochloric acid strength. it is likely to be ineffective in preventing iron induced sludging if 28 % acid is required
當鹽酸濃度高過24 %時， ep - red將不能發揮完全的降鐵作用。當使用28 %濃度酸時，它已對降低鐵渣失效。Ep - red is complete iron control system for oil well acidizing. this product uses field proven technology to minimize iron induced sludge and precipitation problems in all types of acidizing
Red是一套完整的鐵質控制系統用於油井酸處理。此產品是所有油井酸處理中應用了油井勘探技術來減少由鐵質而引起的鐵渣和鐵沉澱問題。分享友人