DE29324C - Drying wood using dehydrating substances - Google Patents

Description

IMPERIAL

PATENT OFFICE.

in BERLIN and POTSDAM.

The procedure described below mainly relies on the one to be treated respectively to surround the wood to be dried with a moisture-absorbing cover for so long until the desired result is achieved; one must observe that the moisture resp. Dehydrating agents can be selected such that the same as Antiseptic substances act and thus preserve what has been dried in this way Contribute wood.

The wood to be dried can be in the form of raw logs taken from the bark or Bark is free or more or less processed than planks, boards, beams etc. after the mentioned "procedure, and this is done as follows:

In a corresponding open or closed vessel, which depending on the needs of the The latter must be constructed according to the external shape of the wood to be dried individually or in large numbers united in such a way that they are from all sides the moisture respectively. Water-removing substance are encased; such dehydrating Substances that I prefer to use are table salt (sodium chloride), calcium chloride etc., the application of which depends on the quality, strength and type of the treatment Straightening wood.

In certain cases one can also use a mixture of table salt with calcium chloride or of table salt or calcium chloride with antiseptic agents, e.g. B. alum, carbolic acid or Use similar substances to dry the wood according to this procedure.

The main thing is that the sap and water of the wood should get through some hygroscopic substance is removed and thus the rapid drying in event. Impregnation can be achieved with antiseptic agents.

As I said, we prefer to use table salt (sodium chloride), with which to do this draining wood is wrapped for 10 to 20 days, depending on its thickness.

After removing the water-removing coating, the wood dried in this way is still exposed to atmospheric air for some time and is then perfectly used for purposes of Carpentry, joinery and allied trades useful.

Claims (1)

Patent claim: A method of drying all kinds of wood, whether in the form of freshly cut wood Trunks that have been freed from the bark or bark, be it in the form of partly or wholly worked, but wet wood or wood products, essentially consisting in the fact that the wood to be treated is either placed in a suitable vessel individually or in larger numbers with water respectively. Moisture-absorbing materials, as z. B. table salt (sodium chloride), calcium chloride or mixtures of these materials, during a Duration of 10 to 20 days depending on the thickness and type of wood. '■■ ·.:.