Plug and method of unplugging a seat
MH Johnson, Z Xu - US Patent 8,573,295, 2013 - Google Patents
US8573295B2 - Plug and method of unplugging a seat - Google Patents US8573295B2 - Plug
and method of unplugging a seat - Google Patents Plug and method of unplugging a seat …
and method of unplugging a seat - Google Patents Plug and method of unplugging a seat …
Multi-component disappearing tripping ball and method for making the same
G Agrawal, Z Xu - US Patent 8,327,931, 2012 - Google Patents
US8327931B2 - Multi-component disappearing tripping ball and method for making the same
- Google Patents US8327931B2 - Multi-component disappearing tripping ball and method for …
- Google Patents US8327931B2 - Multi-component disappearing tripping ball and method for …
Method of controlling corrosion rate in downhole article, and downhole article having controlled corrosion rate
OA Mazyar, M Johnson, S Gaudette - US Patent 9,057,242, 2015 - Google Patents
A method of removing a downhole assembly comprises contacting, in the presence of an
electrolyte, a first article comprising a first material and acting as an anode, and a second …
electrolyte, a first article comprising a first material and acting as an anode, and a second …
Coated metallic powder and method of making the same
Z Xu, G Agrawal, B Salinas - US Patent 9,682,425, 2017 - Google Patents
A metallic powder is disclosed. The metallic powder includes a plurality of metallic powder
particles. Each powder particle includes a particle core. The particle core includes a core …
particles. Each powder particle includes a particle core. The particle core includes a core …
Corrodible downhole article and method of removing the article from downhole environment
OA Mazyar, MT McCoy - US Patent 9,139,928, 2015 - Google Patents
A method of removing a corrodible downhole article having a surface coating includes
eroding the surface coating by physical abrasion, chemical etching, or a combination of …
eroding the surface coating by physical abrasion, chemical etching, or a combination of …
Engineered powder compact composite material
Z Xu, G Agrawal - US Patent 9,109,429, 2015 - Google Patents
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PATENT DOCUMENTS 4,949,788 A 8, 1990 SZarka et al. 4,952,902 A 8/1990 Kawaguchi et …
Nanomatrix powder metal compact
Z Xu, G Agrawal - US Patent 9,101,978, 2015 - Google Patents
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PATENT DOCUMENTS 4,986,361 A 1/1991 Mueller et al. 4,997,622 A 3/1991 Regazzoni et …
Disintegrable and conformable metallic seal, and method of making the same
Z Xu, YQ Xu, GL Hern, BM Richard - US Patent 9,605,508, 2017 - Google Patents
(57) ABSTRACT A seal includes a metal composite that has a cellular nano matrix that
includes a metallic nanomatrix material, a metal matrix disposed in the cellular nanomatrix …
includes a metallic nanomatrix material, a metal matrix disposed in the cellular nanomatrix …
Nanomatrix metal composite
Z Xu, S Chakraborty, G Agrawal - US Patent 8,425,651, 2013 - Google Patents
A powder metal composite is disclosed. The powder metal composite includes a
substantially-continuous, cellular nanomatrix comprising a nanomatrix material. The …
substantially-continuous, cellular nanomatrix comprising a nanomatrix material. The …
Method of making and using a functionally gradient composite tool
Z Xu, M Johnson - US Patent 8,631,876, 2014 - Google Patents
US8631876B2 - Method of making and using a functionally gradient composite tool - Google
Patents US8631876B2 - Method of making and using a functionally gradient composite tool …
Patents US8631876B2 - Method of making and using a functionally gradient composite tool …