Apparatus for data processing; apparatus for the processing of data; apparatus for electronic digital processing; apparatus for electronic information processing; apparatus for information processing; apparatus for processing data; apparatus for processing digital data; apparatus for the processing of digital information; apparatus for processing information; apparatus for the processing of information; computer installations for the processing of data; computer programs for data processing, being for use in scheduling and optimisation in the mining and resources industries; computer programs for processing data, being for use in scheduling and optimisation in the mining and resources industries; computer programs for processing information, being for use in scheduling and optimisation in the mining and resources industries; data information processing apparatus; data information processing units; data processing apparatus; data processing apparatus for use with computers; data processing apparatus producing data in type form; data processing programmes, being for use in scheduling and optimisation in the mining and resources industries; data processing software, being for use in scheduling and optimisation in the mining and resources industries; data processing systems; electronic data processing installations; information processing apparatus; installations for data processing; installations for the electronic processing of data; instrument for electronic data processing; integrated data processing installations; programs for data-processing, being for use in scheduling and optimisation in the mining and resources industries; programs for processing data on computers, being for use in scheduling and optimisation in the mining and resources industries; real-time data processing apparatus; computer programs for project management, being for use in scheduling and optimisation in the mining and resources industries; computer software programs for database management, being for use in scheduling and optimisation in the mining and resources industries; computer software products, being for use in scheduling and optimisation in the mining and resources industries; computer programs for use in database management, being for use in scheduling and optimisation in the mining and resources industries; application software, being for use in scheduling and optimisation in the mining and resources industries; computer software, being for use in scheduling and optimisation in the mining and resources industries; computer software (programs), being for use in scheduling and optimisation in the mining and resources industries; computer software (recorded), being for use in scheduling and optimisation in the mining and resources industries; computer software designed to estimate resource requirements, being for use in scheduling and optimisation in the mining and resources industries; computer software for business purposes, being for use in scheduling and optimisation in the mining and resources industries; computer programs (downloadable software), being for use in scheduling and optimisation in the mining and resources industries; industrial computer software programs, being for use in scheduling and optimisation in the mining and resources industries; integrated software packages, being for use in scheduling and optimisation in the mining and resources industries; process controlling software, being for use in scheduling and optimisation in the mining and resources industries; computer software downloaded from the internet, being for use in scheduling and optimisation in the mining and resources industries; packaged software, being for use in scheduling and optimisation in the mining and resources industries