Inventor · disambiguated record

Ernst Friedel

Also filed as: FRIEDEL ERNST

1 granted patent·7 citations·filing 2000–2000

29Inventor score

Technology areasC01B

Files withMERCK PATENT GMBH1

Top patents by PatentIndex Score

1 record

0158US6740302B2Method for producing high-purity sulphuric acidMERCK PATENT GMBH·Filed 2000·Granted May 25, 2004·7 cites·21 claims

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