Cleaning machines for piping systems of all types; motors and engines (except for land vehicles); couplings and transmission devices (except those for land vehicles)

Nautical, photographic, cinematographic, weighing, emergency (life-saving) and teaching, scientific, optical, surveying, measuring, signalling, checking (supervision) apparatus and instruments, particularly for determining the geographical coordinates of a piping system; apparatus and instruments for locating cleaning and inspection machines in a piping system, particularly by means of low-frequency signals or magnetic signals, apparatus and instruments for determining the geometry of piping systems of all types; apparatus and instruments for measuring the free span of a tube between two supports and load lining changes of an off-shore piping system; apparatus and instruments for determining and calculating the quantity of deposits on the walls of piping systems; apparatus and instruments for inspecting loss of metal in piping systems, particularly on the inner and outer walls of tubes; apparatus and instruments for monitoring storage tanks, particularly for inspecting the bottom and vertical walls of storage tanks; apparatus and instruments for inspecting small-diameter piping systems, particularly high-pressure tubes of steel; apparatus for recording and reproducing sound or images, particularly apparatus and instruments for transmitting recorded piping system data; data processing apparatus and computers for recording and evaluating data obtained from inspections of piping systems of all types, as well as computer programs for such purposes and computer programs for preserving and managing results from the inspection of piping systems of all types; electronic data media, particularly media for computer data and programs used for evaluating results obtained from inspections of piping systems of all types, as well as computer programs for preserving and managing results obtained from the inspection of piping systems of all types