csv_array.rb

data_result = [["US - 258024 K", "Kg.", "<tbody> <tr> <th> VIBRACOUSTIC </th> <td> VI0058024 </td> </tr> </tbody>", "<tbody> <tr> <th> </th> <td> 7421821030 </td> </tr> </tbody>", "http://www.usmerkaucuk.com/products/details/c/74", "US - 258024 K.png"], ["US - 200907", "0,5 Kg.", "<tbody> <tr> <th> CONTITECH </th> <td> SZ828 </td> </tr> <tr> <th> AIRKRAFT </th> <td> 125122 </td> </tr> </tbody>", "<tbody> </tbody>", "http://www.usmerkaucuk.com/products/details/c/90", "US - 200907.png"]] 


data_result.each do |row|
  crosses = []
  (2..3).each do |t|
    html_doc = Nokogiri::HTML(row[t])
    table_rows = html_doc.search('tbody tr')
    make_name = table_rows[0].blank? ? '' : table_rows[0].text
    oem = table_rows[1].blank? ? '' : table_rows[1].text
    crosses << [ make_name, oem ] # массив вида ["Производитель", "Номер"]
  end
  
  puts crosses

end