Article 6
The Contracting Powers which do not at present own perfected mines of the pattern contemplated in the present Convention, and which, consequently, could not at present carry out the rules laid down in Articles 1 and 3, undertake to convert the materiel of their mines as soon as possible, so as to bring it into conformity with the foregoing requirements.
Article 7
The provisions of the present Convention do not apply except between Contracting Powers, and then only if all the belligerents are parties to the Convention.
Article 8
The present Convention shall be ratified as soon as possible.
The ratifications shall be deposited at The Hague.
The first deposit of ratifications shall be recorded in a procès-verbal signed by the Representatives of the Powers which take part therein and by the Netherland Minister for Foreign Affairs.
The subsequent deposits of ratifications shall be made by means of a written notification addressed to the Netherland Government and accompanied by the instrument of ratification.
A duly certified copy of the procès-verbal relative to the first deposit of ratifications, of the notifications mentioned in the preceding paragraph, as well as of the instruments of ratification, shall be at once sent, by the Netherland Government, through the diplomatic channel, to the Powers invited to the Second Peace Conference, as well as to the other Powers which have adhered to the Convention. In the cases contemplated in the preceding paragraph, the said Government shall inform them at the same time of the date on which it has received the notification.
Article 9
Non-Signatory Powers may adhere to the present Convention.
The Power which desires to adhere notifies in writing its intention to the Netherland Government, transmitting to it the act of adhesion, which shall be deposited in the archives of the said Government.
This Government shall at once transmit to all the other Powers a duly certified copy of the notification as well as of the act of adhesion, stating the date on which it received the notification.
Article 10
The present Convention shall come into force, in the case of the Powers which were a party to the first deposit of ratifications, sixty days after the
