No.
R22
R22
R22 r123
r22
R22
Most new equipment is built for and charged with R410a, a refrigerant with much higher pressures than the R22 used for decades, R22 units are still available, dry charged however, you must fill them with R22 onsite. This is how new R22 compatible equipments being sold still.
Alot
R22
No, refrigerants cannot be blended.
if approved by the compressor manufacturer, then yes, if not, then no...
No