06
Reinforcing materials of metal for pipes; bungs of metal;
flanges of metal [collars]; collars of metal for fastening
pipes; collars of metal for fastening pipes; collars of
metal for pipes; water pipes of metal; penstock pipes of
metal; metal conduits; steel buildings; buildings of
metal; transportable buildings of metal; elbows of metal
for pipes, including those made from alloy steel and
titanium; elbows of metal for pipes; manhole covers of
metal; vent covers of metal; lids of metal; metal
fittings for tubes; metal expansion joints for piping and
ducting; manifolds of metal for pipelines; locking
mechanisms of metal; offshore drilling platforms of metal;
junctions of metal for pipes; junctions of metal for pipes,
including those made from alloy steel and titanium; tubes
of stainless steel; branching tubes of metal for pipelines;
pipework of metal; pipework of metal, including those made
from alloy steel and titanium; pipes of steel; branching
pipes of metal; branching pipes of metal, including those
made from alloy steel and titanium; metal pipes and
fittings therefor; steel pipes and tubes; pipes and tubes
of metal; pipes of metal; pipes of metal for liquid and
gas transfer; pipes of metal, including those made from
alloy steel and titanium; manually operated metal valves
other than parts of machines; valves of metal, other than
parts of machines, including those made from alloy steel and
titanium; metal valves other than parts of machines;
ferrules of metal
07
Welding apparatus; gas-operated welding apparatus; electric
welding apparatus; oxyacetylene cutting apparatus; electric
arc cutting apparatus; oxyacetylene welding apparatus;
electric apparatus for welding; electric arc welding
apparatus; construction machines and apparatus; hydraulic
machines and apparatus; pneumatic machines and apparatus;
camshafts; machine shafts; transmission shafts other than
for land vehicles; connecting rods for machines, motors or
engines; gas-operated cutting blow pipes; gas-operated
cutting torches; gas-operated soldering blow pipes;
pressure reducers [parts of machines]; gears other than for
land vehicles; drilling machines; drilling machines and
their parts; drilling machines for metalworking; pneumatic
tube conveyors; perforating machines for metalworking;
gas-operated soldering machines; oil-well pumping machines;
autogenous soldering machines; oxyacetylene welding
machines; electric arc soldering machines; electric welding
machines; hydraulic machines; metal sawing machines;
cranks [parts of machines]; tools [machine parts]; blowers
for conveyor systems; blowing machines for the compression,
exhaustion and transport of gases; control valves for
regulating the flow of gases and liquids [parts of
machines]; pressure valves [parts of machines]; valves as
parts of machines; valves [parts of machines]; pump
control valves; metering valves [parts of machines];
machines and particularly technical equipment in particular
for pipelines, gas pipelines and water ducts
42
Analysis for oil-field exploitation; analysis in the
framework of oil research; oil field analysis; analysis
and testing for the oil industry; design of machines,
apparatus and instruments; product design; engineering
design; technical design and planning of pipelines for gas,
water and waste water; industrial design; oil sampling;
technical project study; oil-field surveys; engineering;
inspection of oil fields; oil field exploration; gas
exploration; oil prospecting; oil exploration; oil and gas
exploration; research in the field of mechanical
engineering; research in the field of welding; mechanical
research services; technical research services; engineering
research and design services in the field of drilling
technology; technical design services relating to water
supply installations; engineering services relating to gas
supply and gas transport systems; engineering services for
the gas industry; inspection services for underwater
structures; surveying of oil bearing layers and oil fields;
oil-field surveying
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