Dear All,
Here for you a group of free applications gonna help you during your work:
1- Reserve Evaluation (GOR):
This is a nice application to Gas or Oil in place evaluation (P90, P50 & P10)
http://www.megaupload.com/?d=66CHIZN0
You need "framework 4" so it can work properly
2- Gas Formation Volume Factor (FVF):
Small application to compute "Bg" to use it for your GIIP (Gas Initial In Place) estimation
http://www.megaupload.com/?d=R619ZDY1
3- For your Mud-Drilling density or divers computation use that:
http://www.megaupload.com/?d=TRFUF3VO
4- If you want to refresh you Geosciense knowledge use the under Application:
http://www.megaupload.com/?d=3ZM0D5TP
5- Those are very useful spreadsheet script for drilling and pipe-lines installation:
http://www.megaupload.com/?d=32UVDETC
6- Finally for a quick browsing in the Geologic period and ages this will be helpful:
http://www.megaupload.com/?d=AU0W2BFC
Enjoy