Assignee
JANELID ERIK INGVAR
3 granted patents·53 citations·filing 1974–1975
Top patents by PatentIndex Score
3 records- 0172US4072352AMethod for mining of rock or ore according to the block caving principle in massive formationsJANELID ERIK INGVAR·Filed 1975·Granted Feb 7, 1978·20 cites·7 claims
- 0263US3986339AStoring a substance which, at atmospheric pressure, has a boiling point below 0°CJANELID ERIK INGVAR·Filed 1975·Granted Oct 19, 1976·20 cites·9 claims
- 0351US3934420AMethod of sealing the rock around a rock chamber intended for a medium, the temperature of which is below the natural temperature of the rockJANELID ERIK INGVAR·Filed 1974·Granted Jan 27, 1976·13 cites·11 claims
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