Coating processes – Measuring – testing – or indicating – Thickness or uniformity of thickness determined
Patent
1976-12-28
1978-01-31
Lusignan, Michael R.
Coating processes
Measuring, testing, or indicating
Thickness or uniformity of thickness determined
34 134, 219121L, 219121LM, 219121EB, 219121EM, 219383, 219384, 427317, 427325, 427440, B05D 302, B05D 118
Patent
active
040716376
ABSTRACT:
This invention relates to a process for introducing holes or straight or circular slots approximately normal to the surface in the vicinity of the surface of round timber and to an approximately predetermined depth for the purpose of facilitating the penetration of impregnating means into the surface zones of the timber to better protect against chemical and biological attacks.
REFERENCES:
patent: 2631109 (1953-03-01), Gard
Dittrich Wolfhart
Heuer Helmut
Kamm W. F. G.
Kipp Thorwald
Luhr Gerhard
Bryan James E.
Eisenwerk Weserhutte AG
Lusignan Michael R.
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