US 12,286,582 B2
Fluorescent assemblies for drilling depth correlation
Vera Solovyeva, Moscow (RU); Nouf Jabri, Dhahran (SA); Alberto Marsala, Venice (IT); and Klemens Katterbauer, Dhahran (SA)
Assigned to SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed by SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed on Sep. 14, 2023, as Appl. No. 18/467,497.
Application 18/467,497 is a division of application No. 17/643,195, filed on Dec. 8, 2021, granted, now 11,795,361.
Prior Publication US 2023/0416589 A1, Dec. 28, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. C09K 8/035 (2006.01); C09K 8/03 (2006.01); C09K 11/06 (2006.01); E21B 47/11 (2012.01)
CPC C09K 8/035 (2013.01) [C09K 8/032 (2013.01); C09K 11/06 (2013.01); E21B 47/11 (2020.05); C09K 2208/08 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A composition of matter comprising:
a fluorescent assembly comprising a matrix material and a plurality of fluorophores held within the matrix material; and
drilling fluid;
wherein the fluorescent assembly has at least two dimensions ranging from 1 to 10 millimeters,
wherein the composition further comprises formation cuttings, wherein the fluorescent assembly is attached to the formation cuttings, and
wherein the fluorescent assembly comprises fibers.