Патенты

Main
Library
Patents

Search

By date

Reset

09/30/2021 09/30/2031

Hydro emitter

Patent №208539

pdf 1567119
06/22/2020 06/22/2030

Expandable hole reamer

Patent №203929

pdf 342874
03/24/2020 03/24/2030

Self-orienting, Retrievable Multiple Activation Whipstock

Patent №199979

pdf 1550091
12/25/2019 12/25/2029

Threaded connection for drill pipes

Patent №198398

pdf 1149907
10/21/2019 10/21/2029

Self-orienting Retrievable Whipstock

Patent №195113

pdf 659914
09/25/2019 09/25/2029

Whipstock for sidetracking in a cased well

Patent №195124

pdf 671445
09/25/2019 09/25/2029

Whipstock for sidetracking in a cased well

Patent №195785

pdf 771252
07/28/2019 07/28/2039

Emulsion mud OIL CARB BIO

Patent №2720433

pdf 1160059

1
2
3
...
9

Previous
Next

By clicking on the “Get a consultation“ button, you agree to privacy policy.