** Shares of Noble Helium Ltd NHE.AX rise as much as 2.2%
to A$0.235, their biggest intraday pct gain since March 30
** The helium explorer says it signs a letter of intent
(LOI) with African drill contractor Sofori for a drilling rig
ahead of testing 2 "company-making" targets at its North Rukwa
Helium Project in Tanzania in Q3 2023
** Adds drill program on track for two wells in Q3 2023
** Stock has risen 48.4% this year, as of last close
(Reporting By Udbhav Krishna P in Bengaluru)
((UdbhavKrishna.P@thomsonreuters.com))