To meet the requirements of well cementing fors mall borehole and small annular space, the composite plastic fluid loss additive PT-2 was studied.
为适合小井眼、小间隙井的固井要求，研究了复合塑性降滤失剂PT—2体系。
To meet the requirements of well cementing fors mall borehole and small annular space, the composite plastic fluid loss additive PT-2 was studied.
为适合小井眼、小间隙井的固井要求，研究了复合塑性降滤失剂PT—2体系。
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