"Constructive talks on pensions are still ongoing.
Mittal last week said it had been in 'advanced and constructive' talks with the Arcelor board.
Unite national officer Oliver Richardson called on the company to "engage in constructive talks".
Iran held "constructive" talks with IAEA representatives in Vienna today, officials on both sides said.
There were others who reacted bullishly, arguing they did not want to enter constructive talks, Kamall said.
London Underground said it had constructive talks with the unions and denied that staff would lose pay.
Officials from the Community trade union, which represents steelworkers, reported they had "constructive" talks with senior company representatives in Mumbai.
Following the dinner, Barnier said there had been "constructive talks" but reiterated the EU's refusal to renegotiate the Irish backstop.
The OPCW said in a statement that those who left Syria had held "constructive" talks with the government about the details Damascus has provided about its programme.
The Americans, in turn, hinted that they, too, were prepared to walk away, hoping to use the prospect of constructive talks as leverage.
But by suspending the constructive talks that were begun by the Clinton administration, Washington has forfeited an opportunity to explore North Korea's true intentions.
