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

Claim 0:
1. 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 CO2 gas sweep in fluid communication with the first conduit to receive the sodium hydroxide stream and contact the sodium hydroxide stream with CO2 gas to produce a carbonate stream;
a second conduit to convey at least a portion of the carbonate stream from the CO2 gas sweep; and
the cultivation vessel in fluid communication with the second conduit to receive the carbonate stream and to contain an algae slurry for cultivation.