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STELZER FA ERWIN

Overview
  • Total Patents
    15
About

STELZER FA ERWIN has a total of 15 patent applications. Its first patent ever was published in 1971. It filed its patents most often in Germany and Austria. Its main competitors in its focus markets chemical engineering, environmental technology and mechanical elements are ZIPPERER MANFRED, STELZER ERWIN and COLLOMIX RUEHR MISCHGERAETE.

Patent filings in countries

World map showing STELZER FA ERWINs patent filings in countries
# Country Total Patents
#1 Germany 13
#2 Austria 2

Patent filings per year

Chart showing STELZER FA ERWINs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stelzer Erwin Ing Grad 5
#2 Stelzer Erwin 5
#3 Stelzer Erwin Ing 2
#4 Adlhoch Hans Joachim Dr Ing 1
#5 Adlhoch Hans Joachim Dipl Ing 1
#6 Adlhoch Hans-Joachim Dipl Ing 1
#7 Scraback H Dipl Ing 1
#8 Kern Reiner Ing Grad 1
#9 Kern Reiner Ing 1
#10 Stelzer Ekkehard Dipl Phys Dr 1

Latest patents

Publication Filing date Title
DE3228118C1 Coupling
ATA180781A Shaft bearing for an agitator drive
DE2922263A1 Mixing plant for milk mixts. - having two different elements of different speeds mounted on beam or plate above mixing vessel which is raised and lowered by hydraulic lift
DE2922265A1 Agitator for sugar crystalliser - having agitator element with side supports and adjustable flights to generate recirculation inside vessel
DE2922264A1 Aerator for liquids - with bubble shield of specified shape at end of gas supply tube
DE2823515A1 Gasifier or aerator for liquid tank - has vertical shaft with impeller at bottom and cone above impeller
DE2643560A1 Impeller for tank agitation - having blades bent to give two angles of inclination to shaft axis over a radial distance
DE2554664A1 Agitator for dispersing gas into liquid systems - having a hollow shaft and gas passages in the agitator elements
DE2426833A1 Mixing vessel flange arrangement - has large area base plate with stiffening corrugations welded to vessel body
DE2362794A1 Electric motor with encapsulation and concentric coupling - is arranged for direct mounting on the driven machinery
DE2362795A1 Stirrer driven by annular motor - has driving gear in stator inner space and stirring shaft mounted in hollow shaft with seal in housing plate
DE2343011A1 Ring turbine homogeniser - having 2 or more independent ring motors driving circular shear elements
DE2307609A1 Cleaning an agitator contg. process vessel - by fluid introduced through hollow pref. revolving agitator shaft
DE2145900B1 Vertical shaft stirrer - with aerofoil shaped variable angle of attack peripheral hollow blades