E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 17/10 (2006.01)
Patent
CA 2662605
A centralizer (1,1') for tubular elements comprising: - an inner part (2,2') formed by a first material having high mechanical performance and chemical stability; - an outer part (3,3') arranged on said inner part (2,2'), formed by a second material, said second material being autolubricant, and with low coefficient of friction and having lower mechanical performance and chemical stability than those of said first material. A process of manufacturing the centralizer is also disclosed.
Dapino Guillermo
Ernst Hugo
Pereyra Matias
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Siderca S.a.i.c.
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