HoleVolIntl - completely FREE mobile hole and annular volume calculator for the special needs of the petroleum drilling industry worldwide. Whether you measure depths in metres and calculate volumes in cubic metres, or prefer depths in feet and volumes in US barrels (bbl) – so long as your bit, casing and tubular diameters are in inches, HoleVolIntl will instantly calculate and display your volumes!
HoleVolIntl includes the following commonly used bit and tubular sizes.
The setting – Metric or US bbl – and your entered figures can be saved on the handset; saved figures are automatically loaded when the application is run. The program gives you a continuously updated display of hole and annular volume, in the units of your choice, in a scrolling ticker. A brief, but adequate contextual help is provided to get you started.
HoleVolIntl is compatible with all CLDC-1.1 and MIDP-2.0 devices, including touch-screen handsets.
resistance calculator By using this resistor calculator it is very simple to determine the color code of a resistor based on the resistor value. Of course, you can also provide a color code and the program will show you the resulting resistor value
MobileHedge MobileHedge The mobile Black-Scholes calculator. An implementation of the Black-Scholes formula on the j2me platform. Calculates call and put option values. A CLDC 1.1 / MIDP 2.0 phone is required. The calculator is twitterware: follow @ivomans on twitter and it is free..