Inventor · disambiguated record

John Machin

Also filed as: MACHIN JOHN

2 granted patents·29 citations·filing 1981–2008

61Inventor score

Technology areasB22C C10G

Files withFOSECO INT1 SYNCRUDE CANADA LTD1

Top patents by PatentIndex Score

2 records

0175US7947168B2Segregation of streams for the production of ammoniaSYNCRUDE CANADA LTD·Filed 2008·Granted May 24, 2011·13 cites·18 claims
0253US4416694ASand reclamationFOSECO INT·Filed 1981·Granted Nov 22, 1983·16 cites·5 claims

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