公开(公告)号：US20220017807A1

公开(公告)日：2022-01-20

申请号：US16932009

申请日：2020-07-17

Applicant: SAUDI ARABIAN OIL COMPANY

Inventor： Jothibasu Ramasamy ,  Vikrant Wagle

IPC: C09K8/36 ,  E21B21/06

Abstract: An invert oil-based mud (OBM) may include an oleaginous continuous phase, an aqueous internal phase, an emulsifier; and a rheology modifier. The rheology modifier may include one or more of the group consisting of epoxidized methyl oleate, epoxidized methyl linoleate, and epoxidized methyl α-linolenate. The invert OBM may contain the rheology modifier in an amount of the range of 0.1 to 5 wt. % (weight percent) relative to the total weight of the OBM.

公开(公告)号：US20220010189A1

公开(公告)日：2022-01-13

申请号：US16922515

申请日：2020-07-07

Applicant: Saudi Arabian Oil Company

Inventor： Vikrant Wagle ,  Jothibasu Ramasamy ,  Abdullah Al-Yami

IPC: C09K8/28

Abstract: An invert emulsion drilling fluids having a combination of fatty acids derived from waste vegetable oil (WVO) and a fatty alcohol as a rheology modifier. An invert emulsion drilling fluid may include a water in oil emulsion, an invert emulsifier, a fatty alcohol having six to thirty carbon atoms, and a fatty acid having six to eighteen carbon atoms. The fatty acid is provided by esterifying a waste vegetable oil to produce a methyl ester of the waste vegetable oil and cleaving an ester group from the methyl ester of the waste vegetable oil. The invert emulsion drilling fluid may be formulated free of organoclay. Methods of drilling a wellbore using an invert emulsion drilling fluid are also provided.

公开(公告)号：US11168243B2

公开(公告)日：2021-11-09

申请号：US16117974

申请日：2018-08-30

Applicant: Saudi Arabian Oil Company

Inventor： Abdullah Al-Yami ,  Vikrant Wagle ,  Zainab Alsaihati ,  Tushar Mukherjee ,  Ali BinAli ,  Ali Alqahtani

IPC: C09K8/473 ,  E21B33/138 ,  C09K8/493 ,  C09K8/487

Abstract: A cement composition is disclosed that includes a cement slurry and an epoxy resin system that includes at least one epoxy resin and a curing agent. The cement slurry has a density in a range of from 65 pcf to 180 pcf and includes a cement precursor material, silica sand, silica flour, a weighting agent, and manganese tetraoxide. The epoxy resin system includes at least one of 2,3-epoxypropyl o-tolyl ether, alkyl glycidyl ethers having from 12 to 14 carbon atoms, bisphenol-A-epichlorohydrin epoxy resin, or a compound having formula (I): (OC2H3)—CH2—O—R1—O—CH2—(C2H3O) where R1 is a linear or branched hydrocarbyl having from 4 to 24 carbon atoms; and a curing agent.

公开(公告)号：US11149181B2

公开(公告)日：2021-10-19

申请号：US17021906

申请日：2020-09-15

Applicant: Saudi Arabian Oil Company

Inventor： Vikrant Wagle ,  Abdullah Al-Yami ,  Rajendra A. Kalgaonkar ,  Zainab Alsaihati

IPC: C09K8/12 ,  C09K8/03 ,  C09K8/516 ,  C09K8/508 ,  E21B31/00 ,  C09K8/504 ,  E21B21/00 ,  E21B33/138 ,  E21B17/10

Abstract: A convertible composition comprising a nanosilica drilling fluid, the nanosilica drilling fluid comprising an aqueous based drilling mud, where the aqueous based drilling mud comprises water, and an alkaline nanosilica dispersion, where the alkaline nanosilica dispersion comprises nanosilica; and a chemical activator, the chemical activator operable to hydrolyze in the presence of water to produce an acid, where a weight ratio of the alkaline nanosilica dispersion to the chemical activator is between 1 to 0.001 and 1 to 0.25.

公开(公告)号：US20210261851A1

公开(公告)日：2021-08-26

申请号：US16826989

申请日：2020-03-23

Applicant: Saudi Arabian Oil Company

Inventor： Pratyush Singh ,  Abdullah Al-Yami ,  Vikrant Wagle

IPC: C09K8/575

Abstract: In accordance with one or more embodiments of the present disclosure, a method of consolidating sands in a subterranean formation penetrated by a wellbore may comprise contacting sand particles in the subterranean formation with a treatment fluid to form coated sands; where the treatment fluid comprises a multicomponent epoxy, a base fluid, and an amine hardening agent, the multicomponent epoxy comprising a diglycidyl ether resin and a monoglycidyl ether resin. The method further allowing the amine hardening agent to cure the multicomponent epoxy and form the consolidated sands.

公开(公告)号：US20200248061A1

公开(公告)日：2020-08-06

申请号：US16856288

申请日：2020-04-23

Applicant: Saudi Arabian Oil Company

Inventor： Abdullah Al-Yami ,  Hussain AlBahrani ,  Vikrant Wagle ,  Ali Safran ,  Naser AlHareth ,  Abdulaziz Alhelal ,  Abdulla Hussein Awadh

IPC: C09K8/24 ,  E21B21/00 ,  C09K8/22 ,  C09K8/467 ,  C10M173/00 ,  C04B24/02 ,  C04B28/02 ,  C04B28/04 ,  C04B28/08 ,  C09K8/74 ,  E21B43/25 ,  C09K8/03 ,  C09K8/20 ,  B01F17/00 ,  C09K8/40 ,  E21B33/14 ,  C09K8/035 ,  C09K8/08 ,  C09K8/42 ,  C09K8/48 ,  C04B24/08 ,  C09K8/487 ,  C04B7/52 ,  C09K8/46 ,  C09K8/04 ,  C04B14/06 ,  C04B38/02 ,  C10M105/18 ,  C10M105/62 ,  C10M107/34 ,  C10M111/04 ,  C09K8/32 ,  C09K8/36 ,  C10M173/02

Abstract: Embodiments are directed to a lubricant package for water based drilling fluids. The lubricant package includes water, a polyethylene glycol, and a lubricating agent. The lubricating agent includes triethanolamine, or a C12-C14 alcohol ethoxylate, or a combination of triethanolamine and C12-C14 alcohol ethoxylate. The weight ratio of the polyethylene glycol to the lubricating agent in the lubricant package is from 1:2 to 2:1. Embodiments are also directed to a water-based drilling fluid composition including an aqueous base fluid, one or more additives, and the lubricant package for water based drilling fluids.

公开(公告)号：US10731069B2

公开(公告)日：2020-08-04

申请号：US16185742

申请日：2018-11-09

Applicant: Saudi Arabian Oil Company

Inventor： Vikrant Wagle ,  Abdullah Al-Yami ,  Zainab Alsaihati ,  Abdulaziz Alhelal

IPC: C09K8/508 ,  C09K8/516 ,  E21B21/00 ,  E21B33/138 ,  E21B43/20

Abstract: A well treatment fluid is provided having an acidic nanosilica dispersion and a polyamine activator. The acidic nanosilica dispersion and the polyamine activator may form a gelled solid after interaction over a period. Methods of reducing water production using the well treatment fluids are also provided.

公开(公告)号：US10655045B2

公开(公告)日：2020-05-19

申请号：US16582467

申请日：2019-09-25

Applicant: Saudi Arabian Oil Company

Inventor： Abdullah Al-Yami ,  Vikrant Wagle ,  Hussain Albahrani ,  Zainab Alsaihati ,  Antonio Santagati ,  Mohammad Al-Alqam ,  Ali Alsafran ,  Abdulaziz Alhelal ,  Nasser Alhareth ,  Abdullah Al-Awadh

IPC: E21B33/14 ,  C09K8/44 ,  E21B33/13

Abstract: According to at least one embodiment of the present description, a cement slurry includes 1% to 90% BWOC of a cement precursor material based on the total weight of the cement slurry; and from 1% to 40% BWOC of a swelling additive based on the total weight of the cement slurry. The swelling additive comprises at least one micronized rubber, at least one distillate, and at least one solvent-refined heavy paraffinic.

公开(公告)号：US20200087563A1

公开(公告)日：2020-03-19

申请号：US16692733

申请日：2019-11-22

Applicant: SAUDI ARABIAN OIL COMPANY

Inventor： Vikrant Wagle ,  Abdullah Al-Yami

IPC: C09K8/36 ,  C09K8/03 ,  C09K8/035 ,  E21B43/16

Abstract: Provided here are various invert emulsion drilling fluid compositions. The invert emulsion fluid is a water in oil emulsion, which can include an invert emulsifier to stabilize the water in oil emulsion, a 16 to 18 carbon carboxylic acid, a 36 carbon fatty dimer diol, a polymeric filter control agent, and an inorganic mineral including one or more of lime, calcium chloride, and barite. The invert emulsion drilling fluids can be formulated to be substantially free of clay.

公开(公告)号：US10570324B2

公开(公告)日：2020-02-25

申请号：US15489854

申请日：2017-04-18

Applicant: Saudi Arabian Oil Company

Inventor： Vikrant Wagle ,  Abdullah Al-Yami

IPC: C04B24/02 ,  B01F17/00 ,  C09K8/035 ,  C09K8/24 ,  E21B21/00 ,  C09K8/22 ,  C09K8/467 ,  C10M173/00 ,  C04B28/02 ,  C04B28/04 ,  C04B28/08 ,  C09K8/74 ,  E21B43/25 ,  C09K8/03 ,  C09K8/20 ,  C09K8/40 ,  E21B33/14 ,  C09K8/08 ,  C09K8/42 ,  C09K8/48 ,  C04B24/08 ,  C09K8/487 ,  C04B7/52 ,  C09K8/46 ,  C09K8/04 ,  C04B14/06 ,  C04B38/02 ,  C10M105/18 ,  C10M105/62 ,  C10M107/34 ,  C10M111/04 ,  C09K8/32 ,  C09K8/36 ,  C10M173/02 ,  C04B103/40 ,  C04B103/46 ,  C04B111/00

Abstract: Drilling fluid compositions include invert emulsion fluids having an oleaginous phase, an aqueous phase, and an emulsifier composition that includes an ethoxylated alcohol compound and a polyaminated fatty acid compound. The ethoxylated alcohol compound has the formula R1—(OCH2CH2)n—OH, where R1 is a hydrocarbyl group having from 8 to 22 carbon atoms and n is from 1 to 8. The ethoxylated alcohol compound has a Hydrophilic-Lipophilic Balance (HLB) of less than or equal to 6. The polyaminated fatty acid compound has the formula R2—CO—NH—CH2—CH2—N(COR2)—CH2—CH2—NH—CO—R3, where R2 is a hydrocarbyl group having from 1 to 20 carbon atoms and R3 is a hydrocarbyl group having 1 to 10 carbon atoms or an alkylene carboxylate group having formula —R4—COOH, where R4 is a saturated or unsaturated hydrocarbylene having from 1 to 10 carbon atoms. Methods of drilling wells include operating a drill in a wellbore in the presence of drilling fluid compositions.