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GOST 10949-75
Drill rods. Dimensions of fitting cone for drilling bits
Document status: Active
€10
GOST 26450.2-85
Rocks. Method for determination of absolute gas permeability coefficient by stationary and non-stationary filtration
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€10
GOST R 51866-2002
Automotive fuels. Unleaded petrol. Specification
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€10