An instrument used to measure the intensity and direction of a magnetic field, especially that of the earth.

1.

To assemble and join parts to form a complete unit (e.g., to make up a string of casing).

2.

To screw together two threaded pieces.

3.

To mix or prepare (e.g., to make up a tank of mud).

4.

To compensate for (e.g., to make up for lost time).

A metal that has the property of attracting ferrous and certain other metals to it.

To hoist the drill stem out of the wellbore to perform one of a number of operations such as changing bits, taking a core, and so forth, and then to return the drill stem to the wellbore.

To make up connection one more turn.

Added to a system (e.g., makeup water used in mixing mud).

To screw a length of pipe into another length of pipe.

The methyl orange alkalinity of the filtrate, reported as the number of millimeters of 0.02 normal (n/50) acid required pr millimeter of filtrate to reach the methyl orange end point (ph 4.3).