liquid ammonia
[化学] 液氨
2026-03-21 17:38 浏览次数 18
[化学] 液氨
1. a heavy liquid that has a high vapor pressure at ordinary temperatures, that causes freezing when brought into contact with the skin, that is obtained by compressing anhydrous gaseous ammonia, and that is used in refrigeration and as a solvent (as in the study of ammono compounds) and as a source of gaseous ammonia
liquid-ammonia quality液氨质量
intermittent liquid-ammonia treating间歇式液氨处理
liquid d ammonia液态氨
Liquid Anhydrous Ammonia液体无水氨
Frist liquid of ammonia leaching氨浸一次液
waste liquid from ammonia still蒸氨塔废液
liquid d ammonia applicator液氨注施机
there were some new problems such as the easy exhaustion of the liquid ammonia circulating pump and the appearance of liquid ammonia product was off specification.
目前存在氨液循环泵易抽空、液氨产品外观不合格(颜色发红)、液氨外送泵密封泄漏等问题。
failure occurs in the operation of the liquid ammonia transfer pump, so an analysis is made of the causes for its failure.
前言: 介绍液氨输送泵在生产过程中出现的故障,对产生故障的原因进行分析。
liquid ammonia used in refrigeration can destroy lung tissue, easily resulting in death, and cause chemical burns on the skin.
液氨是用来制冷的,它能损伤肺部组织,很容易致死,会对皮肤造成化学烧伤。
the causes of the accidents appeared fluently in the liquid ammonia pump was analyzed in this article. the technique reform based on the analysis was carried out and ideal results were obtained.
分析总结液氨输送泵经常出现故障的原因,并实施相应的技术改造,取得了良好的效果。
cotton warp and ramie weft interlacing, ramie and polyester blending, and liquid ammonia finish share their superiorities respectively to the improvement of handle.
棉经麻纬交织、麻涤混纺和液氨整理对改善其风格各有独创的优点。
many factors must be considered in the design of a large sized cryogenic atmospheric pressure ammonia warehouse. the material of liquid ammonia tanks must resist the cold brittleness at -33?
设计低温常压大型氨库应考虑诸多因素,液氨贮罐的材料必须具备抗-33℃低温冷脆性能,其设计过去大多是引进的。
use of the technology for speed regulation by frequency conversion is described in small urea units, viz. , in the first stage carbamate pump and liquid ammonia pump.
介绍了变频调速技术在小尿素装置中一甲泵及液氨泵上的应用情况。
in this experiment, regeneration of the used engine oil was obtained by the reaction of the deteriorated part in the lubricating oil with the sodium liquid ammonia solution as chemical reagent.
以废内燃机油为原料,采用钠的液氨溶液作为化学试剂,与废油中的变质烃类发生反应,达到再生的目的。
serious resource-wasting and environment pollution arise in unload system of liquid ammonia which is used for generating hydrogen from its decomposition in float glass industry .
目前浮法玻璃行业氨分解制氢装置中所采用的液氨卸车系统存在资源浪费大、环境污染严重等问题。
the sale of liquid ammonia also brings about considerable economic benefit.
液氨的销售也带来了可观的经济效益。
this article introduces the modification on liquid ammonia filling system.
介绍了液氨充装系统改造情况,取得了较好的效果。
calcium ammine catalyst was prepared with metal calcium, dehydrated liquid ammonia as raw materials, nano-silica as a carrier and acetonitrile and propylene epoxide as modifiers.
采用金属钙、脱水液氨、载体纳米二氧化硅及改性剂乙腈与环氧丙烷制备出氨钙体系催化剂。
a protective gas generation system is adopted with dissociation of liquid ammonia to get hydrogen and air separation to get nitrogen .
采用保护气体生产系统,用液氨分解制氢,用空分系统制氮。
the experiments show that foam resin finishing, combined with liquid ammonia pretreatment, does phenomenally promote laundry resistance and improve the balance between tensile strength and resilience.
实验证明:液氨处理结合泡沫树脂整理,提高了耐洗性、改善了强力与弹性之间的平衡。
presents the defects of the liquid ammonia spherical tank in chemical fertilizer plant of jianfeng chemical general works, founded in periodical checking.
介绍建峰化工总厂化肥厂液氨球罐在进行周检时发现的缺陷及状况。
this paper briefly introduces the damage of check valve of the hp liquid ammonia pump in the urea plant, and put forward the solution.
简要介绍了尿素装置高压液氨泵出口止回阀的损坏情况,并提出了解决办法。
accidents of liquid ammonia equipment used in petrochemical industry happen mostly due to stress corrosion cracking.
石油化工用液氨设备事故多数源自液氨应力腐蚀开裂。
this paper covers the developing history of liquid ammonia finish, the characteristics of liquid ammonia, as well as the difference between the liquid ammonia treatment and alkali mercerization.
简要回顾液氨整理的发展历程,分析了液氨的特性和液氨处理与堿液丝光的差别。
due to the limitation of different factors, the difficulty for the maintenance of long-distance piping of liquid ammonia transport is extraordinary.
长输液氨管道的维修,由于受多种因素的制约,其困难非同一般。
rice straw was pretreated by means of dilute alkali lye and liquid ammonia under high temperature and high pressure. the effects of the pretreatment were compared in simulated stomach of pig.
采用高温高压、稀堿液、液氨对稻草粉进行预处理,并模拟猪胃环境对预处理效果进行了比较。
automatic feeding system is an important part of the liquid ammonia treatment equipment for cotton and bast fiber.
棉麻纤维液氨改性是通过液氨处理改变棉麻纤维可纺织性能的方法。
more than 200 firefighters were deployed to the scene, using water to disperse the liquid ammonia and its fumes.
现场有超过200名消防官兵出动,用水沖散液氨和烟雾。
main uses asbestos pan-gen liquid ammonia acid and alkali, for if, water, oil medium, valves, pumps and piston and rod for anticorrosion seal.
主要用途石棉盘根用于若酸堿、液氨、水、油品介质、阀门、泵、活塞、桿作防腐密封。
combining with the service of the packing of uga101 high pressure liquid ammonia pump, this paper analyses the factors that influence the service life of the packing.
结合uga101高压液氨泵填料的使用情况,分析影响填料使用寿命的因素。