Author(s)

K. Littmann

Abstract

A planning of a conservation of monuments with preservation agents always raises the question, whether the measure will be successful or not. In this paper, a sequence of test procedures is proposed, which enables a precast of the suitability of possible preservation agents. The tests have to be carried out on stone material from or as close as possible to that of the monuments. The results of the test sequence are described by examples. 1 Introduction At the end of a comprehensive German research project on the conservation of natural stone monuments, conservation measures will be carried out on two churches as a model for the techniques developed during research. These meas- ures include - among other techniques, which are not reported here - the im- pregnation of the natural stones with a fl

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