In June 2010, Haimo is granted three utility model patents and receives the certificates from State Intellectual Property Office.
The three patents are:
Real–time online liquid sampling device of multiphase flow (Patent No. ZL 2009 2 0143882.1);
Gas–liquid two–phase separation type measuring apparatus (Patent No. ZL 2009 2 0143913.3);
Big bore three–phase flow measuring apparatus for oil, gas and water (Patent No.ZL 2009 2 0143914.8).