--- COGS diskette contents -------------------------------------------- Many of these contain DOS utility files that are old and/or out-of-date. The geological files may or may not be the latest versions. Contact the authors if you have a question about them. COGS01.ZIP ------------------------------------------------------------ Decline Curve(1) Calculates oil, gas decline curves; estimates future production. Label Printer(1) Prints multiple copies of labels. Quicklook Log Anal.(1) Calculates water saturation by Archie's equation. All factors are variable. Old Gamma Ray Neutron(1) Calibrates old neutron logs and estimates porosity. Oil Recovery(1) Calculates oil in place, recovery factor, and recovery efficiency. Water Well Drawdown(1) Calculates water well drawdown due to pumping of a nearby well; uses Theis non- equilibrium well formula. Well Symbol Plotter(1) Defines oil well symbols for definable-font dot matrix printers. Subsea(2) Converts in-hole depths to elevations and isopachs. Watsat(2) Calculates water saturation from log measurements. Cashflow(2) Calculates discounted cash flow from a producing oil or gas well. Basemap(2) The spreadsheet represents a township. Well locations can be entered directly. The printed spreadsheet forms a base map. COGS02.ZIP ------------------------------------------------------------ Grid2Con Contour Map(3) Gridding and contouring package. Produces contour maps using character cells on a line printer. Monte Carlo Risk(1) For oil reserve estimation using the Monte Carlo technique. Drilling Kick(1) Computes drilling kick and kill-mud weight for oil wells. File Cleanup Utility: Clean up files transmitted from another computer. RAM Disk Utility: Set up a RAM disk of variable size. ScreenSave Utility: Blanks screen after 3 minutes of inactivity. Scroll Lock Utility: Activates IBM-PC scroll lock key. File Squeeze Utility: Squeezes a file to save storage space. Sorted DIR Utility: Produces a sorted disk directory. Grafstar Scr. Dump Utl: Screen dump patched for Star printers. Screen Color Utility: Sets desired colors for color monitor at startup. COGS03.ZIP ------------------------------------------------------------ Geostatistical Calculates 2- and 3-dimensional variograms and some Variograms(1) standard statistics from a sequential data file. The variogram is displayed on the screen; also has options to print report (needs Epson or Okidata printer). Trend Surface Analysis(1) Computes 1st to 6th order polynomial trend surfaces. Also prints map of surface. Synthetic Seismogram(3) Compiled program to calculate synthetic seismogram (needs Epson FX printer). Seismic Modeling(3) Compiled program to perform seismic modeling (needs Epson FX printer). COGS04.ZIP ------------------------------------------------------------ Well Data Base System(1) Builds file of elevations, formation tops or stratigraphic variables, and prints character graphics maps at 1"=2000' or 1"=4000'. Rose Diagram(1) Create and display Rose diagrams of directional data. 2D Gravity Modeling(1) Calculate the gravity anomaly of a two-dimensional body. Bingham Model Calculate Bingham flow, using drilling mud, Fluid Flow(1) mud pump, drill string, or casing parameters (drilling engineering). D Exponent(1) Compute the d exponent (drilling engineering). Frac Gradient(1) Computes fracture gradient (drilling engineering). General X - Y Graphing: Utility program to create scatter plots. COGS05.ZIP ------------------------------------------------------------ Soilind(2) Calculates soil development indices by method of Harden & Taylor (1983) and carbonate and clay accumulation values by method of Machette (1978). Geofile(1) Records chemical concentrations in samples as data matrix. Variables (SiO2, Cu, etc.) are defined by user. Maximum of 100 samples and 30 variables. Polyplot(1) Generates x-y plots from data files created by Geofile. Can generate linear, log, or semilog plots; includes linear and polynomial curve-fitting routines. Stiff(1) Generates Stiff diagrams. COGS06.ZIP ------------------------------------------------------------ PC-FILE III(4) A flat-file (nonrelational) database. Easy to use, but no competition to dBase or Rbase. This disk is used to read the database on COGS IBM Disk 7. COGS07.ZIP ------------------------------------------------------------ COGS Software Catalog (Geology Programs for Microcomputers). [Edition of October 1986] Database used to generate COGS hardcopy publication of same name. Use PC-FILE III to read, or import file to your own database. {Note: this disk will be replaced after hard copy of 6th edition is released; probably May 1988}. COGS08.ZIP ------------------------------------------------------------ Lopat(5) Calculate hydrocarbon source rock maturity (TTI values) by the method of Lopatin. Gridding Advisor(4) Suggests a gridding method to match quality of data and intended use. Phase(6) Draws activity diagr. depicting chem. equilibria among mineral and aq. solutions. Petroleum economics(2) Calculates various data on producing oil wells. Browse Utility: Substitute for DOS TYPE command; allows forward and backward paging. Getyn Utility: Allows branching and conditional execution within batch files. COGS09.ZIP ------------------------------------------------------------ Micronet(7) Generates Wulff and Schmidt stereo nets. Stratcol(7) Draws stratigraphic columns on dot matrix printer. Arc Utility: Compress/uncompress files. COGS10.ZIP ------------------------------------------------------------ (Published in cooperation with the Colorado Groundwater Association) Cuurefit(1) x-y curve fitting. 25 different equations of fitting are available, including straight line, hyperbola, parabola, log normal, etc. Fastep(3) (requires math chip) Neuman(3) Graphically and interactively fits drawdown to Neuman curves. Pumpset(5) Calculates pump settings in deep wells (requires math chip). Recharge(3) Artificial recharge; stream or no stream. Theis(1) For ideal artesian aquifer, full penetration wells. Well(1) 1 well simulator. Wellsim2(1) Calculates confined drawdown from a field of up to 100 wells (either pumping or observation). Injection also simulated. COGS11.ZIP ------------------------------------------------------------ Geotech 1(4) Geological data recorder with data formats for oil and gas wells, general (location information and user-defined numeric and text fields) or brief (ID number, coordinates, and user-defined numeric and text fields). Prints reports to printer or to disk. COGS12.ZIP ------------------------------------------------------------ Procomm(4) Communications program; can be used with a modem to contact COGS' bulletin board, COGSNET. COGS13.ZIP ------------------------------------------------------------ Cogssurf(7) Contouring program. Requires CGA or EGA graphics. Does triangulation, gridding, polynomial trend, double Fourier trend. Does not label contours; printout is screen-dump size. Area(1) Calculates closure and area of a surveyed polygon. Notes: (1) Compiled BASIC program (with source code) (2) Spreadsheet template for Lotus 1-2-3 or compatible programs (3) Compiled program; no source code available (4) A shareware program; no source code available. Additional donation to author is optional. (5) Compiled FORTRAN program (with source code) (6) FORTRAN source code; you must compile before program will run (7) Compiled TurboPascal program (with source code in compressed form) ----- End of COGS diskettes listing ----------------------------------