Learn more

MARCH SOUTHWESTERN CORP

Overview
  • Total Patents
    12
About

MARCH SOUTHWESTERN CORP has a total of 12 patent applications. Its first patent ever was published in 1991. It filed its patents most often in Canada, United States and South Africa. Its main competitors in its focus markets machines and chemical engineering are SODER OSCAR, SANDVIK SRP AB and MICROCYCLOMAT CO.

Patent filings per year

Chart showing MARCH SOUTHWESTERN CORPs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machines
#2 Chemical engineering

Focus technologies

# Technology
#1 Milling
#2 Separating solids

Top inventors

# Name Total Patents
#1 Bunton Joe H 10
#2 Hicklin Stuart W 2
#3 Joe H Bunton 1
#4 Maillet Louis J 1
#5 Brown Matthew R 1

Latest patents

Publication Filing date Title
ZA200307720B Blade sweep for pulverizers.
CA2416862A1 Blade sweep for pulverizers
WO9955463A1 Pulverizer mill slewing ring classifier vane adjustment system
US5605292A Pulverizer mill high performance classifier system
US5529253A Spring canister for pulverizer
US5480099A Mill sweep for pulverizers
ZA9202879B Rotating throat/air port ring assembly
EP0507983A1 A pulverizer mill with a rotating throat/air port ring assembly