| • अपरिष्कृत सीसा | |
| crude: अपरिष्क्रतृ | |
| lead: साहुल अग्रगमन | |
crude lead मीनिंग इन हिंदी
crude lead उदाहरण वाक्य
उदाहरण वाक्य
- The crude lead bullion, containing significant quantities of copper will then undergo'copper drossing '.
- In this step elemental sulphur, usually in solid form is added to the molten crude lead bullion to react with the contained copper.
- A " matte " layer forms in this step, containing most of the copper originating from the crude lead bullion and some other impurities as metal sulfides.
- Bismuth travels in crude lead bullion ( which can contain up to 10 % bismuth ) through several stages of refining, until it is removed by the Kroll-Betterton process which separates the impurities as slag, or the electrolytic Betts process.