06
Manifolds for pipelines, namely metal manifolds for use with
hydraulic and pneumatic systems; transportable steel
structures used in the drilling and servicing of wells and
structural parts thereof of all aforementioned goods
07
Machinery used in the drilling and servicing of wells and
for cementing systems for the drilling and servicing of
wells; machinery used in the stimulation of wells; trailer-
and skid-mounted high pressure pumping systems, composed of
pumping machinery, machine tools, and structural parts and
fittings therefor, chemical additive and blending systems
composed of chemical additive and blending machinery,
machine tools, and structural parts and fittings therefor,
carbon dioxide pumping systems, composed of carbon dioxide
pumping machinery, machine tools, and structural parts and
fittings therefor, nitrogen generation and pumping systems,
composed of nitrogen generation and pumping machinery,
machine tools, and structural parts and fittings therefor;
carbon dioxide pumping systems, composed of carbon dioxide
pumping machinery, machine tools, and structural parts and
fittings therefor; hydration systems, composed of hydration
machinery, machine tools, and structural parts and fittings
therefor; and acidizing systems, composed of acidizing
machinery, machine tools, and structural parts and fittings
therefor for use in the stimulation of wells; power
generation units, namely, internal combustion engines
coupled with torque converters or transmissions, other than
for land vehicles; torque converters, not for land vehicles;
electrical generation units, namely, an internal combustion
engine coupled with a generator other than for land
vehicles; and structural parts thereof of all aforementioned
goods
09
Electrical control devices used to control generator sets;
wiring panels sold as component parts of programmable logic
controllers and silicon controlled rectification units for
controlling oil-well drilling machinery, and ac drive
controls for controlling oil-well drilling machinery; mobile
well stimulation data acquisition and control facilities,
namely, control facilities for monitoring and adjusting the
operating parameters of the drilling and well servicing
systems, mobile well stimulation quality control and
laboratory facilities, namely, control facilities for
monitoring and adjusting the operating parameters of the
mobile well stimulation quality control and laboratory
systems and blending machinery equipment and parts and
fittings thereafter; drilling and well servicing control
systems, namely, control facilities for monitoring and
adjusting the operating parameters of the mobile well
stimulation quality control and laboratory facilities for
use with drilling and well servicing machinery; well
stimulation control systems, namely, well stimulation
control facilities for monitoring and adjusting the
operating parameters of the mobile well stimulation control
systems for use with well stimulation machinery; van
mounted, well stimulation data acquisition and control
apparatus; and structural parts thereof of all
aforementioned goods
12
Mobile railcar movers, dump trucks, trailers
37
Commissioning, servicing, maintenance, repair and
refurbishment of internal combustion engines, electrical
generators, and machinery used in the drilling, stimulation
and servicing of wells, and parts thereof; leasing of
material handling construction equipment and air
compressors, and structural parts therefor
41
Providing of training services, namely, training on how to
operate equipment for use in the oil and gas, marine,
material handling, mining, power generation, gas
compression, transportation, ship building, engineering,
construction, agricultural and industrial markets, technical
training for equipment operation, maintenance and repair,
training for rig technicians and operators, and in well
servicing and well stimulation