Blast furnace
A blast furnace is a type of metallurgical furnace used for smelting to produce industrial metals, generally iron, but also others such as lead or copper.In a blast furnace, fuel, ore, and flux (limes...
Blast furnace - Wikipedia
Science and technology in Africa
Science and technology in Africa has unfolded since the dawn of human history. The first evidence of tool use and tool making by our hominid ancestors is interred in valleys across Sub-Saharan Africa....
Science and technology in Africa - Wikipedia
List of preserved historic blast furnaces
This list of preserved historic blast furnaces contains decommissioned blast furnaces, of which substantial remains survive. The furnaces are preserved in a park or museum, or as a site otherwise open...
List of preserved historic blast furnaces - Wikipedia
Virginia Furnace
Virginia Furnace, also known as Muddy Creek Furnace and Josephine Furnace, is a historic water powered blast furnace and national historic district located near Albright, Preston County, West Virginia...
Virginia Furnace - Wikipedia
Curtin Village
Curtin Village, also known as Eagle Ironworks, is a national historic district located at Boggs Township, Centre County, Pennsylvania. The district includes 18 contributing buildings and 3 contributi...
Curtin Village - Wikipedia
Govăjdia Blast Furnace
The Govăjdia Blast Furnace is a disused blast furnace in Govăjdia village, Ghelari Commune, Hunedoara County, in the Transylvania region of Romania.An earlier blast furnace had been set up at Topliţa ...
Govăjdia Blast Furnace - Wikipedia
Sloss Furnaces
Sloss Furnaces is a National Historic Landmark in Birmingham, Alabama in the United States. It operated as a pig iron-producing blast furnace from 1882 to 1971. After closing it became one of the firs...
Sloss Furnaces - Wikipedia
Harpeth Furnace
Harpeth Furnace is an archeological site in or near Fernvale in Williamson County, Tennessee. It was listed on the National Register of Historic Places in 1988, as Harpeth Furnace (40WM83); the 40WM...
Carrie Furnace
Carrie Furnace is a derelict former blast furnace located along the Monongahela River in the Pittsburgh area industrial town of Rankin, Pennsylvania. It had formed a part of the Homestead Steel Works...
Carrie Furnace - Wikipedia
Bellefonte Furnace
Bellefonte Furnace was a hot blast iron furnace located in Bellefonte, Pennsylvania. Founded in 1888, it was the first hot blast, coke-fueled iron furnace to be built in Centre County, Pennsylvania. W...
Bellefonte Furnace - Wikipedia
Blowing engine
A blowing engine is a large stationary steam engine directly coupled to air pumping cylinders. They deliver a very large quantity of air at a pressure lower than an air compressor, but greater than a ...
Blowing engine - Wikipedia
Hot blast
Hot blast refers to the preheating of air blown into a blast furnace or other metallurgical process. As first developed it worked by alternately storing heat from the furnace flue gas in a firebrick ...
Hot blast - Wikipedia
Nittany Furnace
Nittany Furnace, known earlier as Valentine Furnace, was a hot blast iron furnace located in Spring Township, Centre County, Pennsylvania, United States. Placed in operation in 1888 on the site of an ...
Nittany Furnace - Wikipedia
Cold blast
Cold blast, in ironmaking, refers to a furnace where air is not preheated before being blown into the furnace. This represents the earliest stage in the development of ironmaking. Until the 1820s, the...
Cold blast - Wikipedia