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ASBESTOS GRADING EQUIPMENT CO

Overview
  • Total Patents
    16
About

ASBESTOS GRADING EQUIPMENT CO has a total of 16 patent applications. Its first patent ever was published in 1966. It filed its patents most often in South Africa, United States and United Kingdom. Its main competitors in its focus markets chemical engineering, environmental technology and machines are CHENG YUAN ENVIRONMENT TECHNOLOGY CO LTD, TECHARMONIC INC and ANSUNG PREC MACHINERY CO LTD.

Patent filings in countries

World map showing ASBESTOS GRADING EQUIPMENT COs patent filings in countries
# Country Total Patents
#1 South Africa 9
#2 United States 4
#3 United Kingdom 2
#4 Canada 1

Patent filings per year

Chart showing ASBESTOS GRADING EQUIPMENT COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bourne R 9
#2 Bourne Ronald Frederick 2
#3 Bonollo M 2
#4 Bourne R F 1
#5 Chevne Donald Gordon 1
#6 Bourne Ronald F 1

Latest patents

Publication Filing date Title
ZA7703596B Improvements in or relating to grinding mills
ZA7600477B Improvements in and relating to crushing machines
ZA7506588B Improvements in or relating to air swept impact mills
ZA7205060B Improvements in filters for separating dust from air
ZA7104801B Improvements in rotary valves
ZA7103621B Improvements in liners for grinding mills
ZA7102874B Improvements in filters for separating dust from air
ZA7100985B Improvements in grinding mills
US3648442A Dust collectors
ZA6904980B Improvements in and relating to tommels for cleaning asbestos and like fibres
US3552661A Mill with rotating air stream
US3490704A Mills for the comminution of raw material