The tariff classification of a water-tube type heat exchanger from France and a fire-tube type heat exchanger from Poland
The tariff classification of a shell and tube heat exchanger from Canada
The tariff classification of cooling modules from Canada
The tariff classification of a crude cooler module from Canada
The tariff classification of hydronic radiant cooling and heating systems from Canada
The tariff classification of a crude heater from Canada
Protest No. 2809-20-105171; Classification of heat exchangers
Revocation of NY N300353; Classification of a distillation refining module
Protest No. 3901-20-109677; classification of plate-fin air-cooled heat exchangers
The tariff classification of incomplete heat exchange coolers from China