A rotary kiln is a pyroprocessing device used to raise materials to a high temperature (calcination) in a continuous process. Materials produced using rotary kilns include:
Related
Geissler tube
invented by Heinrich Geissler
A Geissler tube[1] is an early gas discharge tube used to demonstrate the…
Steam shovel
invented by William Otis
A steam shovel is a large steam-powered excavating machine designed for lifting…
Photovoltaic effect
invented by Edmond Becquerel
The photovoltaic effect is the generation of voltage and electric current in a…
Recoil-operated maxim gun
invented by Hiram Maxim
The Maxim gun is a recoil-operated machine gun invented in 1884 by Hiram…
Suggest an invention you think it should be here
About
Inventions that changed the world
Leave a Reply