Spring, Texas
United States
3
2019-10-31
The entities that hold a legal rights for patent applications filed by inventor Rao Sai S.:
Sai S. Rao from Spring, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Foam cap drilling methods
#2 | 2019-10-24Methods for enhancing cuttings transport and hole cleaning in oil and gas wells
#3 | 2019-02-21Foam cleanout methods and systems for wellbores
2434600 ⎘