US 11,814,574 B1
Organic sludge targeted removal using nitro-activated carbon composite and acidified solution of ammonium chloride
Faisal Mohammed Alissa, Dammam (SA); and Abdualilah Ibrahim Al-Baiz, Al Khubar (SA)
Assigned to SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed by SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed on Apr. 27, 2022, as Appl. No. 17/660,932.
Int. Cl. C09K 8/536 (2006.01); E21B 37/06 (2006.01); C09K 8/524 (2006.01); C09K 8/528 (2006.01)
CPC C09K 8/524 (2013.01) [C09K 8/528 (2013.01); C09K 8/536 (2013.01); E21B 37/06 (2013.01)] 16 Claims
OG exemplary drawing
 
1. An injection fluid composition comprising:
a treatment agent comprising a material having a reactive surface functionality,
wherein the material is selected from the group consisting of graphite, graphene, activated carbon, and combinations thereof,
wherein the reactive surface functionality is a nitro group directly bonded to a carbon atom of a surface of the material, and
wherein the treatment agent comprises an amount ranging from 1 to 15 wt % of the reactive surface functionality; and
a carrier fluid.