The
smelting process involves heating the ore to extract the metal.
冶炼过程包括加热矿石以提取金属。
Aluminum is produced through the
smelting of bauxite ore.
铝是通过熔炼铝土矿生产的。
The ancient technique of
smelting iron was crucial for the development of human civilizations.
熔炼铁的古老技术对人类文明的发展至关重要。
The copper
smelting factory has been operating for over a century.
那家铜冶炼厂已经运营了一个多世纪。
Gold can be extracted from its ores by
smelting at high temperatures.
金可以通过在高温下熔炼矿石来提取。
The noise and pollution from the
smelting plant have caused concerns among local residents.
冶炼厂的噪音和污染引起了当地居民的担忧。
The discovery of
smelting bronze revolutionized tool-making in ancient times.
青铜熔炼的发现彻底改变了古代的工具制造。
Modern
smelting techniques are more energy-efficient and environmentally friendly.
现代熔炼技术更加节能且环保。
The company plans to expand its
smelting capacity to meet the growing demand for steel.
该公司计划扩大其熔炼能力以满足日益增长的钢铁需求。
During the
smelting process, impurities separate from the metal and rise to the surface as slag.
在熔炼过程中，杂质与金属分离并作为炉渣升至表面。
Momentum builds for business as minerals critical elements for high-tech developmentThe unveiling of China Rare Earth Group Resources Technology Co Ltd will effectively bolster the growth of China's rare earth metal industry, generating momentum for businesses from smelt processing to technology research in the years ahead, said analysts on Thursday.
分析师周四表示，中国稀土集团资源技术有限公司的成立将有效推动中国稀土金属行业的发展，为未来几年从冶炼加工到技术研究的企业带来动力。
Jointly incorporated by three companies — Aluminum Corp of China, China Minmetals Corp and Ganzhou Rare Earth Group Co Ltd — and two research firms in December 2021, China Rare Earth Group Co Ltd's business mainly involves research, exploration, smelting and deep processing of rare earth metals.
中国稀土集团有限公司于2021年12月由中国铝业集团公司、中国五矿集团公司和赣州稀土集团有限责任公司三家公司和两家研究公司联合成立，其业务主要涉及稀土金属的研究、勘探、冶炼和深加工。
Ferrous metal smelting and rolling processing industries, general business and construction were the top three fields the firms specialized in.
黑色金属冶炼和压延加工业、一般商业和建筑业是公司专业化的前三大领域。
The success of the factory has also encouraged a group of Chinese enterprises to invest in Indonesia and establish businesses in alumina smelting.
这家工厂的成功,也带动一批中国企业到印尼投资,设立氧化铝冶炼企业。
The company said the project's annual smelting capacity is 2.03 million metric tons.
It is part of Weiqiao Pioneering's relocation of around one-third of its smelting capacity, totaling 2.03 million tons annually, from Binzhou in Shandong, to Yunnan's Wenshan.
Aluminum smelting is energy-intensive, with power accounting for more than one-third of total costs.
Many Chinese aluminum producers, including Aluminum Corp of China, have been focusing on Yunnan as the province has easy access to cleaner hydropower, just what the energy-intensive smelting process needs.
It will also provide power supply for the construction of industrial parks with advanced metal smelting as the leading industry in such areas as Tanjung Selor, making North Kalimantan province Indonesia's energy and mining portal, and promoting local trade, social and economic development, he added.
The company is engaged mainly in the mining, smelting and copper processing business.
As a result, most of the profits of the copper smelting industry have been stripped away by upstream firms that provide raw materials for the business.
For example, the appetite for silicones in electric automobiles, batteries, 3D printing and additive manufacturing is soaring, while the demand for casting materials in construction and alloys, and the demand for carbon in smelting and materials applications are on the rise.
"The rapid development of enterprises also generated serious environmental pollution, and the Shenyang Smelting Plant became the city's largest source of air pollution.
"Even if all the curtailed smelting capacity was back online and producing metal, the United States would still need to import the majority of its aluminum, and most of it from Canada.
"Even if all the curtailed smelting capacity in the states was back online and producing metal, the United States would still need to import the majority of its aluminum, and most of it from Canada.
A series of major energy related opening-up measures also include restrictions on foreign investment in gas stations as well as on rare earth and tungsten smelting.
Shenwu Technology Group Corp has put together key projects in Southeast Asia, the United States and Europe, ranging from recycling discarded tires to an environmentally sustainable smelting plant.
China's manufacturing sector in March stayed above the boom-bust mark for the eighth month in a row, with traditional sectors like oil refining, coking and metal smelting witnessing robust growth, the National Bureau of Statistics (NBS) said.
At the Finland booth on Wednesday, Metso, a Finnish company providing sustainable solutions to industries, including mineral processing and metal smelting, held a ceremony for inking a strategic cooperation agreement with China's Zijin Mining.
The ore was sent to the smelting workshop of South Manganese Group Ltd, which has the longest manganese industry chain in the world.
Specifically, the price spike in the sectors of coal extraction and ferrous and nonferrous metal smelting slowed down last month, though the prices in oil extraction and gas production industries rose faster than the previous month.
Seven sectors including oil and gas extraction, ferrous and nonferrous metal smelting and chemicals manufacturing saw prices growing between 12 percent and 59.7 percent on a yearly basis.
The month-on-month growth rate of the profits of these four industries are automotives (41 percent), pharmaceuticals (37 percent), coal mining and washing (43 percent), and black metal smelting and rolling processing (14.3 percent).
These cases took place in 19 countries participating in the BRI development, covering railways, ports, overseas economic and trade cooperation zones, manufacturing, mining and smelting, clean energy, logistics cooperation and other types of projects, said Liu Weidong, one of the book's authors and deputy director of the Institute of Geographic Sciences and Natural Resources Research at the CAS.
The bureau said industrial goods prices have continued to rise due to surging commodity prices in the global market and recovering domestic demand, with sectors like oil extraction and metal smelting leading the growth.
Led by sectors such as metal smelting and oil extraction, the PPI rose by 4.4 percent year-on-year last month, up from 1.7 percent in February and marking the highest level in more than two years.
Zhu Hong, a senior statistician with the bureau, said profit growth in September was aided by significant recoveries in key sectors, including the automobile manufacturing, nonferrous metal smelting, electricity and heat production and supply industries.
Prices in the ferrous metal mining and dressing sector went up 1.3 percent, while prices in nonferrous metal smelting and rolling rose 0.7 percent, according to the NBS data.
In recent years, local farmers have been cultivating a wide variety of aquatic foods, including pond smelt, northern whitefish, shrimp, tilapia, abalone and lobster.
The plan also said efforts will be made to guide nonferrous metal resource development and smelting enterprises to sign long-term procurement agreements with downstream users, in order to stabilize the supply of key products like copper, aluminum and lithium so as to prevent significant price fluctuations and unfair speculation.
"Baotou ranks first in rare earth reserves and smelting separation capacity in the world," he added.
"By 2025, smelting separation and waste recycling capacities will reach more than 200,000 tons and 65,000 tons, respectively.
Data from the National Bureau of Statistics showed the revenue of China's ferrous metal smelting and rolling processing industry in the first 10 months was 7.3 trillion yuan ($1 trillion), down 9.7 percent from a year ago, while the industry's profits plummeted 92.7 percent year-on-year to 29.68 billion yuan during the period.
Rising energy prices will elevate smelting costs and companies will thus have to cut production.
Hydrogen is an alternative energy for some major carbon emitters, including the inland shipping, railway, chemical and smelting industries, he said.
“他表示，氢能源是包括内河航运、铁路运输、化工和冶炼行业在内的一些主要碳排放行业的替代能源。”
Lai Xiaoming, chairman of the Shanghai Environment and Energy Exchange, said non-ferrous smelting, cement and steel industries are likely to be allowed in carbon trading by the end of this year.
上海环境能源交易所董事长赖小明表示，非金属冶炼、水泥和钢铁行业很可能在今年年底前被纳入碳交易。
According to the draft, business operations face a number of problems, such as safety hazards for gas users in catering and other industries, and the illegal transfer of construction qualifications and illegal subcontracting in construction projects related to mining, metal smelting and dangerous goods.
根据草案，企业运营中存在诸多问题，如餐饮等行业的燃气用户安全隐患，以及涉及矿业、金属冶炼和危险品的建筑项目中出现的施工资质非法转让和违法分包现象。
Meanwhile, units of construction projects related to mining, metal smelting and dangerous goods should enhance safety management, and are not allowed to transfer construction qualifications in any form, the draft states.
草案指出，与此同时，涉及矿业、金属冶炼和危险品的建设工程单位应加强安全管理，且不得以任何形式转让建设资质。
Meanwhile, the copper smelting and refining sectors, which are carbon-intensive, may realize that production expansion will likely get constrained in the next decades, Li said.
李表示，同时，碳密集型的铜冶炼和精炼行业可能会意识到，未来几十年内，生产扩张可能会受到限制。
It mentioned administrative license and project approval procedures for rare earth mining and the process of smelting and separation, and quotas respectively for mining, and for smelting and separation.
它提到了稀土采矿和冶炼分离的行政许可和项目审批程序，以及分别针对采矿和冶炼分离的配额。
The commencement of work at the park also marked the beginning of Shandong Hongqiao's two-phase relocation of 30 percent of its smelting capacity, totaling 2.03 million metric tons annually, from Binzhou city, Shandong province, to the hydropower-rich prefecture bordering Vietnam, in pursuit of green capacity and more presence in the Belt and Road related markets.
Currently, the company mainly relies on coal-fired power for the electricity-intensive smelting process, and the capacity in Yunnan will use cleaner hydropower.
Investment in mining and beneficiation fell 8 percent year-on-year while the smelting and processing sub-sector reported a 3.2-percent year-on-year FAI increase, according to the Ministry of Industry and Information.
Widely adopted in sectors such as electronics, metal smelting and mining, the industrial robots can improve production safety and efficiency, lower labor costs, and push manufacturing toward a higher level of intelligentization, she said.
Coal has been used as an energy source since the early days of human civilization with the first recorded use of coal dating back to the first century AD, when the Chinese used it to smelt bronze.
At a smelting workshop of South Manganese Group Ltd in Chongzuo, Guangxi, manganese ore from Malaysia was processed into electrolytic manganese dioxide before being sold domestically or exported to Japan as raw material for new energy batteries.
Wang Peng, deputy head of the China Center for Information Industry Development, a Beijing-based think tank, said the 2020 version of negative list for foreign investment has phased out the equity caps for foreign investors in commercial vehicle joint ventures and abolished regulations that prohibit foreign investment in the smelting and processing of radioactive minerals and nuclear fuel production.
"Through a complicated process of disassembly, fragmentation, separation, purification, smelting, and so on, we extract the nickel, cobalt and other metals," Zhang says.
Alumina is the main raw material of the aluminum industry, with the majority 95 percent used in electrolytic aluminum smelting and production, and the rest used for ceramics, chemicals and pharmaceuticals, among others.
Thanks to the acquisition of Alpart, JISCO's aluminum smelting subsidiary in Gansu province will receive 1.65 million metric tons of alumina annually for electrolytic aluminum production.
Rare earth mining and smelting are heavily polluting industries, so the China Merchants Securities believe that the strict environmental supervisions will also have a big affect on the rare earth industry.
The 13th Five-year Plan ranks rare earths as one of sectors of capacity reduction along with other metals including steel and aluminum, requesting one third elimination of smelting and separation capacity to 200,000 tons annually by 2020.
China's manufacturing sector in June stayed above the boom-bust mark for the 11th consecutive month, with traditional sectors like oil refining and metal smelting witnessing robust growth, suggesting improved supply-demand structure, according to the National Bureau of Statistics (NBS).
It was noted at the meeting that proactive efforts should be made toward the development and application of new-generation mining, beneficiation and smelting technologies that are green and efficient, and stronger steps taken to make breakthroughs in high-end rare earth new materials and expedite their industrialization.