This is nonsense. Some large portion of industry would be happy enough to not pay royalties.
There are also at least several countries with little regard for patents and significant industrial bases that none the less signed on to treaties to limit and cease the production of CFCs...
But sure, Dupont made the US government strong arm India and China into paying for their new refrigerants. And Russia too.
There are also at least several countries with little regard for patents and significant industrial bases that none the less signed on to treaties to limit and cease the production of CFCs...
But sure, Dupont made the US government strong arm India and China into paying for their new refrigerants. And Russia too.