A method of applying a liquid to a moving web while pushing an extrusion application head to the moving web without supporting the moving web on the reverse side thereof. The application is performed while the accumulation of the liquid to be applied to the moving web is maintained by (a) the moving...http://www.google.co.uk/patents/US4717603?utm_source=gb-gplus-sharePatent US4717603 - Method of applying a liquid to a moving web
