Inventor
AGAPIOU KYRIACOS
US69 patents
Patents
50 patentsUS9505972B2Nov 29, 2016
Lost circulation treatment fluids comprising pumice and associated methods
HALLIBURTON ENERGY SERVICES INC27 citations94
US9255031B2Feb 9, 2016
Two-part set-delayed cement compositions
HALLIBURTON ENERGY SERVICES INC24 citations94
US9328583B2May 3, 2016
Set-delayed cement compositions comprising pumice and associated methods
HALLIBURTON ENERGY SERVICES INC26 citations93
US9212534B2Dec 15, 2015
Plugging and abandoning a well using a set-delayed cement composition comprising pumice
HALLIBURTON ENERGY SERVICES INC30 citations93
US9534165B2Jan 3, 2017
Settable compositions and methods of use
HALLIBURTON ENERGY SERVICES INC20 citations92
US9371712B2Jun 21, 2016
Cement set activators for set-delayed cement compositions and associated methods
HALLIBURTON ENERGY SERVICES INC15 citations92
US9328281B2May 3, 2016
Foaming of set-delayed cement compositions comprising pumice and hydrated lime
HALLIBURTON ENERGY SERVICES INC19 citations92
US9227872B2Jan 5, 2016
Cement set activators for set-delayed cement compositions and associated methods
HALLIBURTON ENERGY SERVICES INC20 citations91
US10370579B2Aug 6, 2019
Settable compositions comprising cement kiln dust and methods of use
HALLIBURTON ENERGY SERVICES INC11 citations84
US10112869B2Oct 30, 2018
High-alumina refractory aluminosilicate pozzolan in well cementing
HALLIBURTON ENERGY SERVICES INC8 citations84
US10047270B2Aug 14, 2018
Tunable control of pozzolan-lime cement compositions
HALLIBURTON ENERGY SERVICES INC9 citations84
US9790132B2Oct 17, 2017
Set-delayed cement compositions comprising pumice and associated methods
HALLIBURTON ENERGY SERVICES INC5 citations84
US9580638B2Feb 28, 2017
Use of synthetic smectite in set-delayed cement compositions
HALLIBURTON ENERGY SERVICES INC13 citations84
US9255454B2Feb 9, 2016
Set-delayed cement compositions comprising pumice and associated methods
HALLIBURTON ENERGY SERVICES INC15 citations84
US10053612B2Aug 21, 2018
Liquid anti-shrinkage agent for cement
HALLIBURTON ENERGY SERVICES INC6 citations83
US9878949B2Jan 30, 2018
Set-delayed cement compositions comprising pumice and associated methods
HALLIBURTON ENERGY SERVICES INC8 citations83
US10829678B2Nov 10, 2020
Treatment fluids comprising calcium aluminate cement and methods of use
HALLIBURTON ENERGY SERVICES INC4 citations73
US10633940B2Apr 28, 2020
Lost circulation materials comprising red mud
HALLIBURTON ENERGY SERVICES INC6 citations73
US10202751B2Feb 12, 2019
Set-delayed cement compositions comprising pumice and associated methods
HALLIBURTON ENERGY SERVICES INC2 citations73
US10160900B2Dec 25, 2018
Method of using combined set-delayed cement compositions
HALLIBURTON ENERGY SERVICES INC2 citations73
US10119060B2Nov 6, 2018
Lost circulation materials comprising cane ash
HALLIBURTON ENERGY SERVICES INC6 citations73
US9856167B2Jan 2, 2018
Mitigation of contamination effects in set-delayed cement compositions comprising pumice and hydrated lime
HALLIBURTON ENERGY SERVICES INC2 citations73
US9828541B2Nov 28, 2017
Foaming of set-delayed cement compositions comprising pumice and hydrated lime
HALLIBURTON ENERGY SERVICES INC3 citations73
US9796904B2Oct 24, 2017
Use of MEMS in set-delayed cement compositions comprising pumice
HALLIBURTON ENERGY SERVICES INC4 citations73
US9920235B2Mar 20, 2018
Cement set activators for set-delayed cement compositions and associated methods
HALLIBURTON ENERGY SERVICES INC3 citations72
US9903177B2Feb 27, 2018
Settable compositions and methods of use
HALLIBURTON ENERGY SERVICES INC4 citations72
US11124452B2Sep 21, 2021
Non-aqueous liquid anti-shrinkage cement additives
HALLIBURTON ENERGY SERVICES INC1 citations71
US10737978B2Aug 11, 2020
Non-aqueous liquid anti-shrinkage cement additives
HALLIBURTON ENERGY SERVICES INC2 citations71
US10208562B2Feb 19, 2019
Expansive cement
HALLIBURTON ENERGY SERVICES INC2 citations71
US9902892B2Feb 27, 2018
Expansive cement
HALLIBURTON ENERGY SERVICES INC2 citations71
US10927288B2Feb 23, 2021
Cement activator composition for treatment of subterranean formations
HALLIBURTON ENERGY SERVICES INC3 citations69
US11365341B2Jun 21, 2022
Methods and compositions for mitigating fluid loss from well ballooning
HALLIBURTON ENERGY SERVICES INC5 citations68
US10717913B2Jul 21, 2020
Treatment fluids comprising recycled drilling cuttings and method of use
HALLIBURTON ENERGY SERVICES INC4 citations68
US11480025B2Oct 25, 2022
Rapid setting in situ cement plugs
HALLIBURTON ENERGY SERVICES INC2 citations67
US10894911B2Jan 19, 2021
Controlled activation of extended-life cement compositions
HALLIBURTON ENERGY SERVICES INC0 citations63
US10883034B2Jan 5, 2021
Settable compositions comprising cement kiln dust and methods of use
HALLIBURTON ENERGY SERVICES INC0 citations63
US12522762B2Jan 13, 2026
Mixture for pre-cementing operation in wellbore
HALLIBURTON ENERGY SERVICES INC0 citations62
US11932806B2Mar 19, 2024
Passivated cement accelerator
HALLIBURTON ENERGY SERVICES INC0 citations62
US11884873B2Jan 30, 2024
Mixture for pre-cementing operation in wellbore
HALLIBURTON ENERGY SERVICES INC0 citations62
US11807806B2Nov 7, 2023
Combination of fluid loss control additive and lost circulation materials to control losses in formation
HALLIBURTON ENERGY SERVICES INC0 citations62
US11680199B2Jun 20, 2023
Wellbore servicing fluid and methods of making and using same
HALLIBURTON ENERGY SERVICES INC1 citations62
US11352543B2Jun 7, 2022
Passivated cement accelerator
HALLIBURTON ENERGY SERVICES INC0 citations62
US11225596B2Jan 18, 2022
Combination of fluid loss control additive and lost circulation materials to control losses in formation
HALLIBURTON ENERGY SERVICES INC0 citations62
US10195764B2Feb 5, 2019
Set-delayed cement compositions comprising pumice and associated methods
HALLIBURTON ENERGY SERVICES INC1 citations62
US10982127B2Apr 20, 2021
Well cementing with water-based liquid anti-shrinkage additives
HALLIBURTON ENERGY SERVICES INC1 citations60
US11884880B2Jan 30, 2024
Surfactant compositions comprising solid substrates for subterranean well operations
HALLIBURTON ENERGY SERVICES INC0 citations58
US11535788B2Dec 27, 2022
Cement activator composition for treatment of subterranean formations
HALLIBURTON ENERGY SERVICES INC0 citations58
US11434414B2Sep 6, 2022
Surfactant compositions comprising solid substrates for subterranean well operations
HALLIBURTON ENERGY SERVICES INC0 citations58
US10995253B2May 4, 2021
Lithium-containing calcium aluminate phosphate cement admixtures
HALLIBURTON ENERGY SERVICES INC0 citations52
US10988661B2Apr 27, 2021
Mitigation of annular pressure build-up using treatment fluids comprising calcium aluminate cement
HALLIBURTON ENERGY SERVICES INC0 citations52
Showing the top 50 of 69 patents by PatentIndex Score.