The upper completion refers to all components from the bottom of the production tubing upwards. Proper design of this completion string is essential to ensure the well can flow properly given the reservoir conditions and to permit any operations as are deemed necessary for enhancing production and safety.
Variously known as the Fourth of July and Independence Day, July 4th has been a federal holiday in the United States since 1941, but the tradition of Independence Day celebrations goes back to the 18th century and the American Revolution (1775-83).
Try This Quiz. By On 7/4/16 at 7:00 AM. Opinion Fourth of July Declaration of Independence. When we celebrate the Fourth of July with a three-day weekend vacation, picnics and fireworks, we sometimes forget the real meaning of the holiday. The quiz below provides an opportunity for you to test and refresh your civic knowledge of the landmark occasion in American history that we celebrate.