bitrix - CSaleOrderPropsValue

CModule::IncludeModule('sale');
$ORDER_ID = 612;
$PAYER_NAME = "";
$db_order = CSaleOrder::GetList(
        array("DATE_UPDATE" => "DESC"),
        array("ID" => $ORDER_ID)
    );
while ($arOrder = $db_order->Fetch())
{
  //print_r($arOrder);
   $db_props = CSaleOrderProps::GetList(
        array("SORT" => "ASC"),
        array(
                "PERSON_TYPE_ID" => $arOrder["PERSON_TYPE_ID"],

            )
    );
   while ($arProps = $db_props->Fetch())
   {
      $db_vals = CSaleOrderPropsValue::GetList(
            array("SORT" => "ASC"),
            array(
                    "ORDER_ID" => $ORDER_ID,
                    "ORDER_PROPS_ID" => $arProps["ID"]
                )
        );
     while($arVals = $db_vals->Fetch()){
    print_r($arVals);
    }

   }
}
echo "end";