Method and apparatus for filling an annulus between casing and rock in an oil or gas well
US-10975657-B2 · Apr 13, 2021 · US
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Haneferd Helen patents
Haneferd Helen is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Haneferd Helen |
| Total patents | 6 |
| First publication | Aug 18, 2016 |
| Latest publication | Apr 13, 2021 |
Notable patents
Publications ranked by popularity score, then publication date.
Method and apparatus for filling an annulus between casing and rock in an oil or gas well
US-2020063527-A1 · Feb 27, 2020 · US
Method and apparatus for filling an annulus between casing and rock in an oil or gas well
US-10508515-B2 · Dec 17, 2019 · US
Method and apparatus for filling an annulus between casing and rock in an oil or gas well
US-10087716-B2 · Oct 2, 2018 · US
Method and apparatus for filling an annulus between casing and rock in an oil or gas well
US-2018171754-A1 · Jun 21, 2018 · US
Method and apparatus for filling an annulus between casing and rock in an oil or gas well
US-2016237779-A1 · Aug 18, 2016 · US
Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Conocophillips Co | 6 |
Top CPC classifications
Most common classification codes across this inventor's patents.