"Telephone, n. An invention of the devil which abrogates some of the advantages of making a disagreeable person keep his distance. "
A nozzle which may be used with a low volume sprayer and which includes a plurality of spirally directed vanes positioned about a liquid inlet tube. Air is forced between the vanes creating a vortex which directs the liquid being expelled from the inlet t...
|3948443||Method and apparatus for spreading granular material, especially fertilizer|
Granular material, such as a fertilizer, is continuously or intermittently fed into one or several launching tubes and compressed air pulses are introduced at regular time intervals behind each quantity which at any time has been fed into the tube(s), so ...
|3934818||Method of oxy-fuel cutting|
Method of oxy-fuel cutting of thin plate the improvement of which comprises surrounding the cutting flame with an admixture of air and water....