"Trump praised Gorton and blasted Robart on Twitter, saying, "Why aren't the lawyers looking at and using the Federal Court decision in Boston, which is at conflict with ridiculous lift ban decision?"
Because the parties and effects are different.  The one in Boston is two guys who are no longer detained or prevented from entering and have limited harm from the travel ban compared to the states of Washington (with all their tech companies use of immigrant talent) and Minnesota.  While it isn't unusually for different judges and different circuits to deal with similar issues and come to different results you have look at the totality of the circumstances, yes that's a legal term of art, rather than just at what you want to do and who you have to bully on tweeter to defend it.