Services de forage

50 marques classées

#	Brand	Rapport qualité/prix	Popularité	Qualité	Autorité
1	B Baker Hughes	98	98	98	98
2	S Schlumberger	98	98	98	98
3	H Halliburton	98	98	98	98
4	N National Oilwell Varco	97	96	97	97
5	S Schlumberger	96	98	98	97
6	H Halliburton	94	96	94	95
7	S Schlumberger	94	97	94	95
8	T TechnipFMC	94	94	94	94
9	B Baker Hughes	93	96	93	94
10	W Weatherford	92	92	97	94
11	W Weatherford International	94	94	88	92
12	W Weatherford	92	95	89	92
13	T Transocean	91	94	88	91
14	T Transocean	91	88	91	90
15	S Saipem	92	86	90	89
16	H Halliburton	76	98	93	89
17	T Total	94	91	82	89
18	S Saipem	86	87	89	87
19	N Nabors Industries	87	89	86	87
20	S Saipem	89	94	74	86
21	B Baker Hughes	73	98	88	86
22	T TechnipFMC	88	77	94	86
23	N Nabors Industries	83	84	86	84
24	W Weatherford	68	94	85	82
25	E ENS	80	82	82	81
26	C CGG	89	83	70	81
27	E ENS	80	80	77	79
28	S Seadrill	77	81	74	77
29	N Noble Corporation	82	69	78	76
30	P Patterson-UTI Energy	73	75	73	74
31	V Vallourec	86	77	56	73
32	T Transocean	52	91	71	71
33	S Seadrill	57	84	72	71
34	S Seadrill	66	69	64	66
35	N Noble Corporation	73	59	62	65
36	N Nabors Industries	55	84	57	65
37	S Subsea 7	78	68	47	64
38	M Maurel & Prom	81	56	50	62
39	K KCA Deutag	62	57	64	61
40	E ENS	39	82	62	61
41	D Diamond Offshore	32	71	73	59
42	N National Oilwell Varco	0	87	88	58
43	D Diamond Offshore	62	58	54	58
44	M Maersk Drilling	55	47	62	55
45	H Helmerich & Payne	73	42	47	54
46	H Helmerich & Payne	54	62	42	53
47	E Ensco Rowan	34	62	62	53
48	O Oceaneering International	51	52	52	52
49	R Rowan Companies	35	63	51	50
50	E EnscoRowan	83	0	62	48