The latest ferro-tungsten and ammonium paratungstate (APT) transactions, bids, offers and assessments in Europe, Vietnam and China, with blue tungsten oxide (BTO) and yellow tungsten oxide (YTO) deals taken into consideration.To view the latest price quotations, follow the links below:China- APT, fob China- Ferro-tungsten, fob ChinaEurope- APT, cif Rotterdam- Ferro-tungsten, in-warehouse RotterdamFriday June 8 APT- 20 tonnes sold at $352 per mtu in Europe - 20 tonnes sold at $348 per mtu in Europe- Offers at $345-350 per mtu in Europe- Prices indicated at $343-345 per mtu in Europe- Offer at $350 per mtu in Europe- Prices indicated at $350-355...