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SY/T 5244-1991 Drilling Fluid ManifoldSY/T5244-1991 Standard download decompression password: www.bzxz.net
SY/T 5243-1991 Evaluation Procedure for Viscosity Reducers for Water-Based Drilling FluidsSY/T5243-1991 Standard Download Decompre
SY/T 5242-1991 Determination of sulfonic acid content in drilling fluid treatment agentsSY/T5242-1991 Standard download decompress
SY/T 5241-1991 Evaluation Procedure for Fluid Loss Reducers for Water-Based Drilling FluidsSY/T5241-1991 Standard Download Decompr
SY/T 5236-2000 Sucker rod hookSY/T5236-2000 Standard download decompression password: www.bzxz.net
SY/T 5183-2000 Evaluation method of sand control effect in oil wellsSY/T5183-2000 Standard download decompression password: www.bz
SY/T 5181-2000 Recommended Practice for Open Hole Gravel Packing and Sand ControlSY/T5181-2000 Standard Download Decompression Pas
SY/T 5179-1993 Labor quotas for petroleum mechanical processing SY/T5179-1993 Standard download decompression password: www.bzxz.n