Equipment for upgrading existing oil filtering equipment
                           are the following two types:
                        
                        
                        
                        
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                                 .1 equipment which could upgrade specific make
                                 of oil filtering equipment. Such equipment should be tested in accordance
                                 with Part 1 of the test specifications contained in the annex hereto,
                                 connected to a resolution MEPC.60(33) oil
                                 filtering equipment and type approved for use in conjunction with
                                 that specific make of oil filtering equipment tested, subject to:
                                 1) environmental testing contained in Part 3 of the annex to resolution MEPC.107(49) and 2) the limiting
                                 conditions of the certification of the upgraded equipment.
                                 
                              
                              
                              
                            
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                                 .2 equipment which could upgrade any make of resolution MEPC.60(33)-compliant oil filtering
                                 equipment. Such equipment should be tested in accordance with Part
                                 2 of the test specifications contained in the annex hereto and type
                                 approved for use in conjunction with any make of oil filtering equipment,
                                 subject to: 1) environmental testing contained in Part 3 of the annex
                                 to resolution MEPC.107(49) and 2)
                                 the limiting conditions of the certification of the upgraded equipment.