Inventor · disambiguated record
Fengshan Zhang
Also filed as: ZHANG FENGSHAN
6 granted patents·1 pending application·28 citations·filing 2007–2022
78Inventor score
Files withCNPC GREATWALL DRILLING ENGINE2LIAOHE PETROLEUM EXPLORATION2ZHANG FENGSHAN2NANJING CHERVON IND CO LTD1
Top patents by PatentIndex Score
7 records- 0178US7754102B2Method for reclaim of carbon dioxide and nitrogen from boiler flue gasCNPC GREATWALL DRILLING ENGINE·Filed 2007·Granted Jul 13, 2010·14 cites·7 claims
- 0271US7644756B2Oil recovery by injection of steam, carbon dioxide and nitrogenCNPC GREATWALL DRILLING ENGINE·Filed 2007·Granted Jan 12, 2010·4 cites·1 claims
- 0364US8460444B2Equipment for pressurized adsorption of gaseous carbon dioxide from boiler flue gas for oil recovery by well injectionZHANG FENGSHAN·Filed 2007·Granted Jun 11, 2013·4 cites·9 claims
- 0462US7964025B2Reclaiming carbon dioxide from boiler flue gasLIAOHE PETROLEUM EXPLORATION·Filed 2007·Granted Jun 21, 2011·3 cites·14 claims
- 0561US8506680B2Reclamation of gaseous substances from boiler flue gas for oil recoveryZHANG FENGSHAN·Filed 2007·Granted Aug 13, 2013·3 cites·13 claims
- 0657US11623337B2Power toolNANJING CHERVON IND CO LTD·Filed 2022·Granted Apr 11, 2023·0 cites·19 claims
- 0742US2008236117A1Equipment for pressurized adsorption and liquification of carbon dioxide from boiler flue gas for oil recovery by well injectionLIAOHE PETROLEUM EXPLORATION·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →