Directional deflection equations for steerable drilling tools and the control mechanism of wellbore trajectory
![DIRECTIONAL DRILLING TECHNOLOGY: 19. Toolface : Magnetic Tool Face (MTF) , Gravity Tool Face (GTF) , Tool Face Orientation DIRECTIONAL DRILLING TECHNOLOGY: 19. Toolface : Magnetic Tool Face (MTF) , Gravity Tool Face (GTF) , Tool Face Orientation](http://1.bp.blogspot.com/-2DrdnFrDX-A/TiKRp5qDL3I/AAAAAAAAATc/QqV9qtytCqE/s1600/17072011832.jpg)
DIRECTIONAL DRILLING TECHNOLOGY: 19. Toolface : Magnetic Tool Face (MTF) , Gravity Tool Face (GTF) , Tool Face Orientation
The ToolFace dial allows the #directionaldriller to navigate the #oilwell as planned and/or has projected. . . #oilandgasindustry #oilandgas... | By Elements of Directional Drilling | Facebook
![Amazon.com : Large Gua Sha Stone Set of 4 - Gua Sha Facial Tools for Face Massage - Face Scraper Tool - Face Tools - Body Gua Sha Set - Guasha Stone - Amazon.com : Large Gua Sha Stone Set of 4 - Gua Sha Facial Tools for Face Massage - Face Scraper Tool - Face Tools - Body Gua Sha Set - Guasha Stone -](https://m.media-amazon.com/images/I/71p26QKv3OL.jpg)
Amazon.com : Large Gua Sha Stone Set of 4 - Gua Sha Facial Tools for Face Massage - Face Scraper Tool - Face Tools - Body Gua Sha Set - Guasha Stone -
![a) Azimuth and inclination when drilling a directional well; (b) The... | Download Scientific Diagram a) Azimuth and inclination when drilling a directional well; (b) The... | Download Scientific Diagram](https://www.researchgate.net/publication/320511730/figure/fig2/AS:614305993093206@1523473370904/a-Azimuth-and-inclination-when-drilling-a-directional-well-b-The-azimuth-of-a_Q640.jpg)