01
Flocculants; polymer flocculants; neutralizing agents;
industrial chemical preparations for regulating potential of
hydrogen (pH); defoaming agents; chemical additives for use
as deodorizing ingredients in the manufacturing processes;
diatomaceous earth; filtering materials of chemicals or
diatomaceous earth for waste water filtration apparatus;
chemicals for waste water treatment; filtering materials of
chemicals or diatomaceous earth for dust collectors for
industrial purposes; chemicals
03
Abrasives or grinding agents for shot blasting; granular
abrasives; granulated abrasives; abrasive sand
07
Dust collecting machines for industrial purposes; hoods
being parts of dust collecting machines for industrial
purposes; chambers being parts of dust collecting machines
for industrial purposes; granulating apparatus for chemical
processing; pellet making machine for chemical processing;
machine for transforming powder into grains or granule for
chemical processing; pneumatic transporters; kneading
apparatus; mixing apparatus; agitators; crushing apparatus;
chemical processing machines and apparatus; shot blasting
apparatus; surface treatment machinery and appliances for
concrete, asphalt and steel; filter for dust collectors for
industrial purposes
11
Waste water filtration apparatus; nitrogen removal apparatus
for waste water; water purifying apparatus for waste water;
waste water treatment machines; nitrogen removal machines
for waste water; water purifying machines for waste water;
filter for waste water filtration apparatus; exhaust gas
purification machines, especially thermal storage combustion
oxidation-type exhaust gas purification machines; air
purifying apparatus and machines for industrial purposes;
air deodorizing apparatus for industrial purposes
37
Repair or maintenance of dust collectors for industrial
purposes; repair or maintenance of hood for dust collectors
for industrial purposes; repair or maintenance of chamber
for dust collectors for industrial purposes; repair or
maintenance of granulating apparatus for chemical
processing; repair or maintenance of pellet making machine
for chemical processing; repair or maintenance of machine
for transforming powder into grains or granule for chemical
processing; repair or maintenance of pneumatic transporters;
repair or maintenance of kneading apparatus; repair or
maintenance of mixing apparatus; repair or maintenance of
agitators; repair or maintenance of crushing apparatus;
repair or maintenance of filter for dust collectors for
industrial purposes; repair or maintenance of shot blasting
apparatus; repair or maintenance of surface treatment
machinery and appliances for concrete, asphalt, steel, and
their parts and accessories; repair or maintenance of
chemical processing machines and apparatus; repair or
maintenance of waste water filtration apparatus; repair or
maintenance of nitrogen removal apparatus for waste water;
repair or maintenance of water purifying apparatus for waste
water; repair or maintenance of waste water treatment
machines; repair or maintenance of nitrogen removal machines
for waste water; repair or maintenance of water purifying
machines for waste water; repair or maintenance of filter
for waste water filtration apparatus; repair or maintenance
of exhaust gas purification machines, especially thermal
storage combustion oxidation-type exhaust gas purification
machines