Hollingum, Jack - In: Industrial Robot: An International Journal 25 (1998) 5, pp. 321-325
Major problems facing, particularly, the water and gas industries relate to the thousands of miles of underground transmission pipes, some of which are more than 100 years old and in need of replacement or ‐ as the gas industry is now doing ‐ relining with polyethylene. In any case, there is...