06
Metal pipes, namely, vacuum jacketed pipes used for the
transfer of cryogenic liquids from storage tanks to
points-of-use; non-insulated, insulated and vacuum insulated
metal products for storing and dispensing gases, and gaseous
and liquid cryogens, namely, metal pipes manually operated
metal control valves, manually operated metal regulating
valves, valve boxes made of metal, pump boxes made of metal,
hoses and connectors made of metal for the transfer of
fluids, metal tanks for compressed gas of liquids sold
empty, pressure vessels, namely, metal tanks and receptacles
for storing gases and liquefied gases at ambient temperature
and pressure or elevated temperature and pressure, metal
transfer conduits and fittings for use with liquefied
oxygen, nitrogen, argon, helium, hydrogen and carbon
dioxide, coated and uncoated fittings of metal for use with
gas and liquefied gas transfer, namely, flanges, pigtails,
bayonet connectors, metal piping distribution manifolds with
flow control of equipment consisting of, manually operated
metal valves flow meters, flow regulators, flow regulating
valves together with piping and pressure and flow control
indicators, for gaseous and liquefied gas transfer; metal
connectors, namely, spigots for receiving and dispensing the
gas and liquefied gas into receptacles; piping and related
flow control equipment, namely, valves, flow meters, flow
regulators valves, together with temperature, pressure and
flow indicating devices, for dispensing gases inside a
commercial or medical facility; metal cylinders for
compressed gas or liquids, sold empty
11
Cryogenic vaporizers; cryogenic processing equipment sold as
a unit for separation of air into component parts by
liquefaction and distillation, consisting of compressors and
expanders for liquefying gases by pressurization followed by
expansion, distillation columns to separate the liquid gas
into component parts, flash tanks for further separation of
retained gaseous components from liquid gaseous fractions,
associated piping to conduct gases and liquids throughout
the processing equipment together with temperature, pressure
and flow indicators associated with the piping and
compressors and expanders; non-cryogenic processing
equipment sold as a unit for separation of air by pressure
swing adsorption processes, consisting of, compressors for
pressurizing the air, pressure vessels with adsorbent media
for effecting separation of air into component parts, piping
to conduct gases through the processing equipment, together
with temperature pressure and flow indicators devices
associated with the piping compressors and pressure vessels
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