AS

Ashok Santra

HS Halliburton Energy Services: 52 patents #84 of 4,711Top 2%
Saudi Arabian Oil: 44 patents #47 of 4,275Top 2%
HS Halliburton Energy Serives: 1 patents #5 of 40Top 15%
📍 The Woodlands, TX: #6 of 186 inventorsTop 4%
🗺 Texas: #476 of 125,132 inventorsTop 1%
Overall (All Time): #15,350 of 4,157,543Top 1%
97
Patents All Time

Issued Patents All Time

Showing 26–50 of 97 patents

Patent #TitleCo-InventorsDate
11674070 Unfoldable device for controlling loss circulation Simone Musso, Sivaprakash Shanmugam 2023-06-13
11674069 Synthetic layered magnesium silicates and their derivatives for high performance oil-based drilling fluids Hasmukh A. Patel, Carl Thaemlitz 2023-06-13
11643587 Methods of making cement slurries and cured cement and use thereof Peter Boul 2023-05-09
11492530 Unfoldable device for controlling loss circulation Simone Musso, Sivaprakash Shanmugam 2022-11-08
11434405 Additives for oil and gas drilling and production Matthew Hilfiger 2022-09-06
11414584 Viscosity supporting additive for water-based drilling and completions fluids Hasmukh A. Patel, Carl Thaemlitz 2022-08-16
11407927 Additives for oil and gas drilling and production Matthew Hilfiger 2022-08-09
11377944 Methods of suspending proppants in hydraulic fracturing fluid Peter Boul 2022-07-05
11370954 Additives for oil and gas drilling and production Matthew Hilfiger 2022-06-28
11370706 Cement slurries, cured cement and methods of making and use thereof Peter Boul 2022-06-28
11370951 Methods of suspending weighting agents in a drilling fluid Peter Boul 2022-06-28
11370952 Magnetically responsive drilling fluid and methods of making and use thereof Peter Boul 2022-06-28
11332651 Synthetic functionalized additives, methods of synthesizing, and methods of use Hasmukh A. Patel, Carl Thaemlitz 2022-05-17
11292954 Cement slurries, cured cement and methods of making and use thereof Peter Boul 2022-04-05
11261363 Methods of suspending weighting agents in a drilling fluid Peter Boul, Carl Thaemlitz 2022-03-01
11242478 Charged composite materials, methods of synthesizing, and methods of use Hasmukh A. Patel, Carl Thaemlitz 2022-02-08
11148977 Sorel cement composition and method to cure loss of circulation Carl Thaemlitz 2021-10-19
11118092 Synthetic layered magnesium silicates and their derivatives for high performance oil-based drilling fluids Hasmukh A. Patel, Carl Thaemlitz 2021-09-14
10894910 Additives for oil and gas drilling and production Matthew Hilfiger 2021-01-19
10442975 Cement compositions containing metaphosphate and methods of use Rahul Chandrakant Patil, Sandip Prabhakar Patil, Sohini Bose, Balasundaram Balaraman 2019-10-15
10047587 Methods for producing fluid invasion resistant cement slurries Flavio H. Marchesini, Rafael Menezes De Oliveira, Merouane Khammar, Maria Paiva 2018-08-14
9915140 Systems, methods, and apparatuses for in situ monitoring of cement fluid compositions and setting processes thereof Michael T. Pelletier, Christopher Michael Jones, B. Raghava Reddy 2018-03-13
9850167 Carbon dioxide-resistant Portland based cement composition David Kulakofsky 2017-12-26
9631132 Mitigating annular pressure buildup using temperature-activated polymeric particulates Krishna M. Ravi, Brittney N. Guillory, Peter Boul 2017-04-25
9624419 Methods for producing fluid migration resistant cement slurries Merouane Khammar, Flavio H. Marchesini, Maria Paiva, Thomas Singh Sodhi 2017-04-18