07
Mechanical downhole equipment for plugging and abandonment
of wells; apparatus and instruments for perforation,
washing, cleaning, cement plugging, replacing cement plugs,
drilling and logging of wells; perforating machines for
industrial use; apparatus and instruments for squeezing
cement into perforations; apparatus and instruments for
milling casing or liner; apparatus and instruments for
perforation; apparatus and instruments for washing and
cleaning perforated zones in wells; apparatus and
instruments for cement plugging; apparatus and instruments
for replacing cement plugs; apparatus and instruments for
drilling; apparatus and instruments for logging annular
cement; parts and fittings for all aforementioned goods;
swab cups for use in an apparatus or instrument for
perforation, washing, cleaning, cement plugging, replacing
cement plugs, drilling and logging of wells; swab cups for
use in an apparatus or instrument for washing and cleaning
wells; perforating guns
37
Plugging and abandonment of wells; drilling of oil and
gas-wells; drilling of wells; installation and maintenance
of oil installations; underwater reparation, namely,
plugging and abandonment of wells; perforating, washing,
cleaning, cementing, plugging, isolating and abandonment of
wells; rental of mechanical downhole equipment for
perforation, washing, cleaning, cementing, plugging and
abandonment of wells; conducting, supervising and consulting
in relation to the aforementioned services
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