Chronostratigraphic Modeling and Mapping System and Method

Abstract

A chronostratigraphic database comprising a plurality of discrete data points, wherein each data point comprises an x, y, z and T value, wherein x, y, and z are Cartesian coordinates describing a position and T is a geologic time event relative to said position; a method to produce a chronostratigraphic database and to utilize the database; and a modeling system wherein the database includes data formatted and arranged for use with a computer-implemented method or web-based method for controlling serving of an advertisement or public service message using its relevancy to a request.

1 . A chronostratigraphic modeling system comprising a database comprising a plurality of discrete subsurface data points and optionally including surface data points, comprising spatial coordinates (x, y, z) and one or more attributes associated therewith, including a set of age-tagged data points wherein the one or more attributes comprises an age correlation (T) associated with the respective data point, wherein the database is searchable by age, spatial coordinates, or a combination thereof. 
     
     
         2 . The chronostratigraphic modeling system of  claim 1 , wherein the same-location data point sets comprise well log data. 
     
     
         3 . The chronostratigraphic modeling system of  claim 1 , further comprising an interpolation tool to assign an age attribute to data points within a same location set having elevations spaced between age correlation attribute-tagged data points within the location set. 
     
     
         4 . The chronostratigraphic modeling system of  claim 1 , further comprising a search engine for selecting data points by spatial coordinate, age correlation or a combination thereof, and comprising a table linked to the search engine to correlate geologic time period names, formation names, or a combination thereof with geologic age, wherein the age correlation attribute is searchable by geologic time period name, formation name, or a combination thereof. 
     
     
         5 . The chronostratigraphic modeling system of  claim 1 , wherein the database includes data formatted and arranged for use with a computer-implemented method for controlling serving of an advertisement using its relevancy to a request. 
     
     
         6 . The chronostratigraphic modeling system of  claim 1 , wherein the database includes one or more attributes associated with at least one data point or a range of data points which includes production data, geochemical data, points of perforation data, terrestrial sample data, paleontological data, temperature data, pressure data, fluid characteristic data, descriptions of suppliers of commercial activities relevant to the location described by the at least one data point or the range of data points, or a combination thereof. 
     
     
         7 . A chronostratigraphic modeling method, comprising searching a searchable database comprising a plurality of discrete subsurface data points comprising and one or more attributes associated therewith, including a set of age-tagged data points wherein the one or more attributes comprises an age correlation (T) associated with the respective data point, and displaying the selected data points in an isochron selected from points, lines, grids, surfaces, volumes, or a combination thereof. 
     
     
         8 . The chronostratigraphic modeling method of  claim 7 , wherein the spatial coordinates comprise longitude (x), latitude (y) and elevation (z), wherein the database comprises a plurality of data points with different latitudes, a plurality of data points with different longitudes, and a plurality of data points having essentially the same latitude and longitude and different elevations, wherein the data points are tagged with an age correlation attribute. 
     
     
         9 . The chronostratigraphic modeling method of  claim 7 , further comprising interpolating to assign the age attribute to a data point within a same location set having elevations spaced between two age correlation attribute-tagged data points within the location set. 
     
     
         10 . The chronostratigraphic modeling method of  claim 7 , wherein the display of data points comprises a same-age irregular plane surface comprising a plurality of data points having a selected age correlation attribute. 
     
     
         11 . The chronostratigraphic modeling method of  claim 7 , comprising specifying a geologic time period name, formation name, or a combination thereof in a search query, and converting the geologic time period name, formation name, or a combination thereof into a corresponding specified age, and searching the database by the specified age. 
     
     
         12 . The chronostratigraphic modeling method of  claim 7 , wherein the spatial coordinates and age tags are determined by
 a) normalizing the digitized well log data to produce a plurality of discrete data points;   b) correlating the normalized digitized well log data to an identified geologic formation to produce an x, y, and z data point for each of a plurality of marked depositional features to create a stratigraphic framework for said data points; and   c) correlating at least one data point of the marked depositional features to a known geologic time event of the depositional feature T, to produce the chronostratigraphic database.   
     
     
         13 . The chronostratigraphic modeling method of  claim 7 , further comprising digitizing analog well log data to create the digitized well log data. 
     
     
         14 . A method to produce a chronostratigraphic database comprising:
 a) scanning a plurality of well logs to create raster images;   b) digitizing the raster images to create digitized well log data;   c) normalizing the digitized well log data to remove outlier data or errors in the data recording process;   d) scaling the normalized digitized well log data to emphasize the markers across multiple digitized well logs;   e) correlating the normalized digitized well log data to identify markers in each depositional stratum; and   f) tagging the markers within a depositional stratum with the geologic age of the stratum.   
     
     
         15 . The method of  claim 14 , further comprising extracting formation tops to create visual display of formation surface; and utilizing intersect surfaces of non-conformity surface with formation surface to create a truncation line for overlay on a visual display of chronostratigraphic maps. 
     
     
         16 . The method of  claim 14 , further comprising calibrating the digital well log data to a common scale prior to the normalization. 
     
     
         17 . The method of  claim 14 , wherein the normalized digital well log data are amplified or demodulated to show additional well information. 
     
     
         18 . The method of  claim 14 , wherein the digital well log data and normalized digital well log data are stored in a database. 
     
     
         19 . The method of  claim 14  further comprising identifying suspected hydrocarbon bearing formations from maps produced using the data. 
     
     
         20 . The method of  claim 19 , further comprising drilling a well into the identified suspected hydrocarbon bearing formation.