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SY/T 5079-1999 Well Testing VehicleSY/T5079-1999 Standard Download Decompression Password: www.bzxz.net
SY/T 5074-1991 Power Tongs for Oil Well RepairSY/T5074-1991 Standard download decompression password: www.bzxz.net
SY/T 5073-1993 Logging winchSY/T5073-1993 standard download decompression password: www.bzxz.net
SY/T 5072-1998 General technical requirements for petroleum van engineering vehicles SY/T5072-1998 standard download decompression
This standard specifies the model representation method, basic parameters, technical requirements, test methods, inspection rules,
SY/T 5069-2000 Fishing spear for drilling and repairing wellsSY/T5069-2000 Standard download decompression password: www.bzxz.net
This standard applies to the design, manufacture, inspection and use of overshot tubes for oil well drilling and well repairing op
SY/T 5061-1993 Limestone powder for drilling fluid SY/T5061-1993 Standard download decompression password: www.bzxz.net