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Manoj Kumar SURYADEVARA
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Zeltweg, AT
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Patents Grants
last 30 patents
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Patent Grant
Drilling string, threaded coupling, and rod adaptor for rotary dril...
Patent number
12,000,215
Issue date
Jun 4, 2024
Sandvik Mining and Construction G.m.b.H.
Manoj Kumar Suryadevara
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
DRILLING STRING, THREADED COUPLING, AND ROD ADAPTOR FOR ROTARY DRIL...
Publication number
20220074273
Publication date
Mar 10, 2022
Sandvik Mining and Construction G.m.b.H.
Manoj Kumar SURYADEVARA
E21 - EARTH DRILLING MINING