Sekedar nambahkan lagi....
Kalau mau deteksi batubara dari log kita bisa lihat density yang rendah (BJ batubara kisarannya 1.3 - 1.7 atau termasuk batuan yang ringan), sementara kalau ingin tahu apakah adanya gas atau tidak kita lihat saja resistivitynya (seperti gambar yang diberikan oleh rekan Bayu). Kalau Gamma Ray bisa rendah atau tinggi, karena ternyata coaly shale sekalipun bisa menghasilkan metan.


Kahatur Nuhun

Yudi S. Purnama
GDA Consultant
Address: Jl. Tebet Timur Dalam X No. 2
Phone: 021 8379 2688,
Fax: 021 8379 2687
E-mail: [EMAIL PROTECTED], [EMAIL PROTECTED]
Cell: 0815 7019 351
Jakarta - Indonesia

----- Original Message ----- From: "Paulus Tangke Allo" <[EMAIL PROTECTED]>
To: <iagi-net@iagi.or.id>
Sent: Friday, May 04, 2007 4:10 PM
Subject: Fwd: [iagi-net-l] tambahan ttg CBM


---------- Forwarded message ----------
From: Bayu Nugroho <[EMAIL PROTECTED]>

sebenarnya gbr ini hanya memperlihatkan peluang untk terjadinya kick
dengan asumsi pemakaian mud yg sama.
karena kick itu terjadi akibat kurangnya tekanan mud terhadap formasi.


On 5/4/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
 > Bayu

   Mungkin kalau ada gambar kedua macam log tersebut akan lebih jelas
   Anda  punya ?

   Si-Abah



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Hot News!!!
CALL FOR PAPERS: send your abstract by 30 March 2007 to [EMAIL PROTECTED]
Joint Convention Bali 2007 - The 32nd HAGI, the 36th IAGI, and the
29th IATMI Annual Convention and Exhibition,
Bali Convention Center, 13-16 November 2007
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