Oxygen steel making

Claim 1

AN OXYGEN STEEL MAKING TWO-STEP PROCESS INCLUDING FORMING MOLTEN PIG IRON INTO A FIRST ELONGATED POOL, FEEDING ADDITIONAL MOLTEN PIG IRON TO AND FROM THE OPPOSITE ENDS OF SAID FIRST POOL WHILE BLOWING AIR INTO SAID FIRST POOL UNDER CONDITIONS BURNING MAINLY ONLY THE SILICON FROM SAID IRON WITHOUT ADDING SUBSTANTIAL AMOUNTS OF NITROGEN TO THE IRON FEEDING FROM SAID FIRST POOL, FORMING THE MOLTEN PIG IRON FROM SAID FIRST POOL INTO A SECOND ELONGATED POOL IN AT LEAST ONE NON-ROTARY CONTAINER, FORMING A REFINING SLAG ON THE TOP OF SAID SECOND POOL, AND INTRODUCING SUBSTANTIALLY PURE OXYGEN AT AN ANGLE SMALLER THAN 90* INTO THE SPACE ABOVE SAID SECOND POOL WHILE CAUSING RELATIVE MOTION BETWEEN THE POOL AND THE LOCATION WHERE THE OXYGEN IS INTRODUCED, TO CAUSE CARBON MONOXIDE TO FORM AT VARYING LOCATIONS IN THE POOL AND RISE THROUGH SAID SLAG.