"Inventing is a combination of brains and materials. The more brains you use, the less material you need."
A tillage element for use in a plough, harrow or the like is described which comprises a disc having a substantially planar portion and an inclined flange portion extending from the periphery of said central portion, an abrupt transition being provided fr...
A high-pressure rotary nozzle for cleaning the insides of pipes and vessels associated with the agricultural and petroleum industries, as well as in geothermal plants. The rotary nozzle provides a plurality of high-velocity, rotating, fluid streams to rem...