Pyrolusite is an important raw material of preparing manganese sulfate, and about 60% manganese sulfate was produced by pyrolusite.
软锰矿是生产硫酸锰的重要原料，世界上约60%的硫酸锰由软锰矿加工制得。
The process conditions and mechanism of preparing expand graphite by using cheap fine flake graphite as raw material was primarily studied in this paper.
本文主要研究了利用成本低廉的细鳞片石墨制备膨胀石墨的工艺条件及机理。
Technical conditions for preparing bismuth subnitrate with bismuth oxychloride concentrate as the raw material have been studied.
研究了以氯氧化铋精矿为原料，制取次硝酸铋的工艺条件。
Influence of methanol content in formaldehyde used as raw material for preparing low-formaldehyde (low molecular ratio) UF resin was studied.
研究了原料甲醛中甲醇含量对低醛化(低摩尔比)脲醛树脂性能的影响。
For preparing chitosan resin of high deacetylation degree and high cross-linking degree, chitin is taken as raw material and orthogonal test is adopted to determine technological condition.
以甲壳素为原料，采用正交试验法确定制备高脱乙酰度和高交联度的壳聚糖树脂的工艺条件。
The technology of preparing cystine by hydrolysis using feather rod as raw material was studied. A better technological condition was obtained.
研究了用羽毛梗为原料，经过水解制取胱氨酸的工艺，得到了较佳工艺条件．。
The rubber filling oil was preparing using MEK dewaxed oil as raw material, adopting one stage serial connection hydrofining process with RJW-2 catalyst.
以炼油厂“老三套”生产的酮苯脱蜡油为原料，在装有RJW-2催化剂的加氢装置上采用一段串联加氢工艺研制生产橡胶填充油。
In view of the problems above, this paper put forward a new craft route, which was preparing manganous sulfate from rhodochrosite by acid-leaching as raw material to get manganic manganous oxide.
本课题针对上述问题，采用酸浸贫菱锰矿制备硫酸锰进而制备生成四氧化三锰的工艺路线。
A method was studied for preparing rice bran nutritional food by enzymic hydrolysis and with stabilized rice bran as a raw material.
本文以稳定化米糠为原料，研究利用酶解法制取米糠营养食品。
High quality of preparing for amorphous synthetic spinel and setting high purity of refractory production provides a new raw material.
优质预合成尖晶石的制取为不定形及定形高纯耐火材料的生产提供了新的原料。
The MDI type polyurethane stadium paving material was synthesized. The discussion on how to select raw materials was made. The preparing technology and the properties of the material were described.
合成了MDI型聚氨酯体育场地铺设材料，对原材料的选择进行了讨论，论述了合成工艺及材料物性。
The invention also provides a method for preparing the compound of formula (I) and a method for preparing Doripenem by using the compound as raw material.
本发明还提供了式(i)化合物的制备方法；以及由该化合物为原料制备多尼培南的方法。
The purpose of the invention is to provide a paper pulp cleaning agent extracting lignin fully from paper pulp raw material, a paper pulp preparing method, and a paper pulp cleaning method.
本发明的目的在于提供可更加充分地从纸浆原料提取木质素的纸浆清洗剂、纸浆制造方法、以及纸浆清洗方法。
The application takes the herbal aralia elata as raw material for preparing capsules, tablets, granules, oral liquor, pills or wine and other conventional traditional Chinese medicine preparations.
它以草本刺嫩芽为原料制成胶囊剂、片剂、颗粒剂、口服液、丸剂或酒 剂及常规中药制剂。
The material expands the range of the raw materials used for preparing molecular sieve materials by an in-situ synthesis method as well as the application range of the natural rectorite mineral.
本发明扩展了原位合成方法制备分子筛材料的原料范围，同时也为天然矿物累托石扩展了应用范围。
With the raw material of jujube and carbamide, the effects of the factors of preparing caramel pigment from jujube on color ratio were studied.
研究了以红枣为原料，尿素为催化剂，制备焦糖色素的各因素对色率的影响。
The insoluble dietary fiber of raisin tree can be used for preparing food, functional food or medicines, or be taken as raw material or auxiliary material of food, functional food or medicines.
可用于制备食品、功能性食品或药品，或作为食品、功能性食品或药品的原料或辅料。
The raw material for preparing the silicone rubber comprises a curable polysiloxane, methyl siloxane resin and a cross-linker.
制备该硅橡胶的原料为可交联的硅氧烷、甲基硅氧烷树脂及交联剂。
The invention relates to a method of preparing light alkenes by adopting a two-stage process and taking syngas as raw material.
本发明涉及一种以合成气为原料两段法制备低碳烯烃的方法。
Coal Water Slurry (CWS) is a new type of clean fuel which can substitute petroleum. And it also is the raw material for preparing methanol and nitrogenous fertilizer.
水煤浆，是一种新型的清洁环保代油燃料，同时也是煤制甲醇、氨等工业的气化原料。
The invention discloses a method for preparing 4-terpineol. In the method, bipentene serving as a raw material is dehydrated to from the 4-terpineol in the presence of an acid catalyst.
本发明公开一种萜品-4-醇的制备方法，以双戊烯为原料，在酸的催化作用 下，水解生成萜品-4-醇。
The obtained high-quality phosphine has purity of 95%, and can be directly used as a fresh-keeping gas or a raw material gas for preparing high-purity yellow phosphorus by pyrolytic decomposition.
制得的优质磷烷，纯度可达95％，可直接作为保鲜气使用或作为高温分解制取高纯黄磷的原料气；
The invention discloses a method for preparing freezing pre-fry starched split fillet which includes steps as follows: preparing raw material;
本发明公开了一种冷冻预炸裹浆鱼片的制备方法，包括如下步骤：准备原料；
A locally heating and extruding technology for steel material with shaped cross-section includes preparing raw material, local heating steel blank, and extrusion forming with mould.
本发明提供了一种异形截面钢材局部加热挤压工艺及其装置。工艺过程包括原料准备，对钢坯进行局部加热及通过挤压模挤压成型。
The invention belongs to the field of feed exploitation and relates to the application of Abelmoschus manihot as raw material for preparing feed.
本发明属于饲料开发领域，涉及一种植物野芙蓉物料做饲料的应用方案。
The invention belongs to the field of feed exploitation and relates to the application of Abelmoschus manihot as raw material for preparing feed.
本发明属于饲料开发领域，涉及一种植物野芙蓉物料做饲料的应用方案。
应用推荐