Inventor · disambiguated record

A. Douglas Armstrong

Also filed as: ARMSTRONG A DOUGLAS

2 granted patents·5 citations·filing 1981–1983

47Inventor score

Technology areasD21C

Files withGEORGIA PACIFIC CORP2

Top patents by PatentIndex Score

2 records

0131US4421597AMethod for recovering heat in an alkaline pulp digesting processGEORGIA PACIFIC CORP·Filed 1981·Granted Dec 20, 1983·4 cites·36 claims
0221US4568422ASystem for recovering heat in an alkaline pulp digesting processGEORGIA PACIFIC CORP·Filed 1983·Granted Feb 4, 1986·1 cites·12 claims

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