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Worldwide production of R-22 in 2008 was about 800 Gg per year, up from about 450 Gg per year in 1998, with most production in developing countries. [2] R-22 use is being phased out in developing countries, where it is largely used for air conditioning applications.
From 1930 to 1935, they developed dichlorodifluoromethane (CCl 2 F 2 or R12), trichlorofluoromethane (CCl 3 F or R11), chlorodifluoromethane (CHClF 2 or R22), trichlorotrifluoroethane (CCl 2 FCClF 2 or R113), and dichlorotetrafluoroethane (CClF 2 CClF 2 or R114), through Kinetic Chemicals which was a joint venture between DuPont and General Motors.
In 2008, 2009, 2015 and 2016 output fell in the majority of steel-producing countries as a result of the global recession. In 2010 and 2017, it started to rise again. Crude steel production contracted in all regions in 2019 except in Asia and the Middle East. India is the 2nd leading producer of iron and steel industries. [citation needed]
For each commodity they quote a range (low and high price) which reflect the buying and selling about 9-fold due to China's transition from light to heavy industry and its focus on manufacturing. [2] China became the world's largest consumer of iron ore in 2003, [ 3 ] and accounts for over half of global metal consumption.) [ 4 ]
R22 SA.’s (WSE:R22) most recent return on equity was a substandard 9.17% relative to its industry performance of 12.90% over the past year. An investor may attribute an inferior ROERead More...
Constituted in 1964 by the Ministry of Steel, Government of India for formulating guidelines for production, allocation, pricing and distribution of iron and steel materials, Joint Plant Committee (JPC) underwent a major transformation in 1992, when following the de-regulation of Indian steel industry, it moulded itself into a facilitator for industry, focusing on giving form to a ...
Nippon agreed to buy US Steel a year ago for nearly double the price of the hostile offer the company received from US-based Cleveland Cliffs. To secure approval for the deal, Nippon pledged to ...
A teenage hunter allegedly shot dead his parents and younger brother before taking his own life in a horrifying murder-suicide. Clifford Hunt Jr., 19, is believed to have shot parents Michelle, 48 ...