Patent ID: 11945736
Assignee: EXXONMOBIL TECHNOLOGY AND ENGINEERING COMPANY
Field: Chemical engineering (Chemistry)
Classification: CPC C  B  Y | IPC B  C

Claim 5:
6. An integrated system comprising:
an electrochemical cell to produce a sodium hydroxide stream from a brine stream that is recycled brine wastewater from a cultivation vessel, wherein the recycled brine wastewater includes sodium hydroxide;
a first conduit to convey at least a portion of the sodium hydroxide stream from the electrochemical cell;
a second conduit to convey at least a portion of the recycled brine wastewater to the cultivation vessel;
a closed cultivation vessel in fluid communication with the first conduit to receive the sodium hydroxide stream, the second conduit to receive the at least a portion of the recycled brine wastewater, and to contain an algae slurry for cultivation; and
a CO2 gas sweep to contact the sodium hydroxide stream received by the cultivation vessel to produce a carbonate stream.