4Thierry Botrel. Off setting kill and choke lines friction losses, a new method for deep water well control[R]. SPE 67813,2001.
5Richard Coffin. Methane hydrate formation and stability along the Texas-Louisiana Shelf, in the Gulf of Mexico [EB/OL]. [2011-02-01]. http://www, netl. doe. gov/kmd/cds/disk10/ coffin, pdf.
6Phil Rae,Gino Di Lullo. Lightweight cement formulations for deep water cementing:fact and fiction[R]. SPE 91002,2004.
7Kalyan C S, Singamshetty, Gervais J, et al. An investigation to determine the effect of synthetic mud compressibility in deepwater cementing operations[R]. SPE 87193,2004.
8Krishna Ravi,Biezen E N, Lightford C, et al. Deepwater cementing challenges[R]. SPE 56534,1999.
9Stauffer K E,Ahmed A,Kuzela R C,et al. Revised MMS regulations on shallow geohazards in the Gulf of Mexieo[R]. OTC 10728,1999.
10Dave Smlth, Warren Winters , Brian Tarr, et al. Deepwater riserless mud return system for dual gradient tophole drilling [R]. SPE 130308,2010.
