Process and device for the production of methane
US-12435344-B2 · Oct 7, 2025 · US
This page is not indexed by search engines while we improve data quality.
Lefebvre Xavier patents
Lefebvre Xavier is listed as an inventor on 11 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Lefebvre Xavier |
| Total patents | 11 |
| First publication | May 26, 2015 |
| Latest publication | Oct 7, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Process and device for the production of methane
US-2022195466-A1 · Jun 23, 2022 · US
Method for pressurizing the inner flow space of a flexible pipe intended for transporting hydrocarbons
US-10890279-B2 · Jan 12, 2021 · US
Method for pressurising the inner flow space of a flexible pipe intended for transporting hydrocarbons
US-2018313473-A1 · Nov 1, 2018 · US
Method for testing the integrity of a flexible tubular pipe and device for implementing same
US-9448209-B2 · Sep 20, 2016 · US
Composite material composition for neutralizing acid compounds and pipe comprising a sheath made from same
US-2016123504-A1 · May 5, 2016 · US
Device for limiting the degassing of tritiated waste issued from the nuclear industry
US-9269465-B2 · Feb 23, 2016 · US
Method for testing the integrity of a flexible tubular pipe and device for implementing same
US-2015330864-A1 · Nov 19, 2015 · US
Method for testing the integrity of a flexible tubular pipe
US-9134278-B2 · Sep 15, 2015 · US
Method and device for limiting the degassing of tritiated waste issued from the nuclear industry
US-2015243393-A1 · Aug 27, 2015 · US
Recent patents
Latest publications not already listed above.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Technip France | 6 |
| IFP Energies Nouvelles | 3 |
| Commissariat Energie Atomique | 3 |
| Enosis | 2 |
| Ifp Energies Now | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F16L11/083 | 6 |
| F16L58/1009 | 4 |
| F16L11/08 | 3 |
| F17D5/06 | 3 |
| G01N29/07 | 3 |