Inventor · disambiguated record

Helmut Krol

Also filed as: KROL HELMUT

1 granted patent·36 citations·filing 1975–1975

46Inventor score

Technology areasC08J

Files withHUELS CHEMISCHE WERKE AG1

Top patents by PatentIndex Score

1 record

0178US3963659AProduction of bitumen compositions containing ethylene-α-olefin rubberHUELS CHEMISCHE WERKE AG·Filed 1975·Granted Jun 15, 1976·36 cites·3 claims

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