HAD ENGINEERING S.R.L.

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Saronno, IT

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Patents Grantslast 30 patents

Information Patent Grant
Device for ensuring continuous circulation in well drilling
- Patent number 10,337,268
- Issue date Jul 2, 2019
- HAD ENGINEERING S.R.L.
- Giorgio Girola
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for drilling a well in continuous circulation and device for...
- Patent number 10,161,206
- Issue date Dec 25, 2018
- HAD ENGINEERING S.R.L.
- Giorgio Girola
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for ensuring continuous circulation in well drilling
- Patent number 9,909,391
- Issue date Mar 6, 2018
- HAD ENGINEERING S.R.L.
- Giorgio Girola
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR ENSURING CONTINUOUS CIRCULATION IN WELL DRILLING
- Publication number 20170342789
- Publication date Nov 30, 2017
- HAD ENGINEERING S.R.L.
- Giorgio GIROLA
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD FOR DRILLING A WELL IN CONTINUOUS CIRCULATION AND DEVICE FOR...
- Publication number 20170002615
- Publication date Jan 5, 2017
- HAD ENGINEERING SRL.
- Giorgio GIROLA
- E21 - EARTH DRILLING MINING
Information Patent Application
DEVICE FOR ENSURING CONTINUOUS CIRCULATION IN WELL DRILLING
- Publication number 20160138368
- Publication date May 19, 2016
- HAD ENGINEERING S.R.L.
- Giorgio GIROLA
- E21 - EARTH DRILLING MINING

Trademarklast 30 trademarks