,The methods of removing base metal such as As,Sb,Bi and recovering Au,Ag,Cu,Se,Te,platinum group metals were introduced,.
综述了国内外对铜阳极泥处理工艺的研究,包括对有价金属回收有影响的砷、锑、铋等贱金属去除工艺以及金、银、铜、硒、碲和铂族金属回收工艺,并对今后研究方向进行了展望。
General situation of the development of Ti based base metal oxide coating anodes was introduced and their development trend and key problems unsolved were also discussed.
介绍了钛基贱金属氧化物涂层阳极的发展概状,论述了贱金属氧化物涂层阳极技术发展的必然和要解决的关键问题,重点阐述了几种有代表性、具有广阔应用前景的贱金属氧化物涂层阳极,并对其未来的发展及应用前景进行了展望。
Research on Aqueous Binder for BME MLCC;
实验发现,这种粘合剂具有较宽的分子量分布范围,较低的黏度及平缓的热失重曲线,配制的瓷浆不易产生气泡而且分散性好,流延膜片平整无针孔无气泡并有良好的弹性强度,适合于贱金属MLCC的制造。
cash box of natural stone (non-precious)
贱金属制现金保险箱
non-electric soldering iron of base metal
烙铁,非电力的,贱金属制
tear-off capsule of base metal for milk bottles
贱金属制可撕式奶瓶盖
clip carpet, of base metal, for staircases
楼梯地毯夹,贱金属制
drill ,twist, interchangeable, of base metal
可互换螺纹钻,贱金属制
cutter ,pastry, hand-operated, of base meatl
手动糕点切恨贱金属制
escutcheon, thread, of base metal, for lock
锁眼盖,贱金属制,用于锁
die-stock, of base metal
扳牙扳手,贱金属制
glass cutter, hand-operated of base metal
手动玻璃栽刀贱金属制
lifter for stove lids, of base metal
炉盖拉钩,贱金属制
mouth-operated blowpipe of base metals
口吹式吹管，贱金属制
fitting ,of base metal, for bedsteads
床架配件,贱金属制
lamp-holder of base metal for horse-drawn vehicles
马车灯座,贱金属制
masons' striping knife, of base metal
铲刀,泥瓦工用,贱金属制
chisel, cold, hand-operated, of base metal
手动冷凿,贱金属制
gaslight fitting of base metal
煤气灯配件,贱金属制
ornamental cigarette box of base metal
贱金属制装饰性香烟盒
cramp ,floor, of base metal
紧板铁马,贱金属制