413

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392

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407

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212

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514

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513

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341

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287

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477

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360

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447

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236

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257

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210

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292

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325

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407

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307

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242

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323

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381

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386

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287

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444

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303

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295

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510

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361

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279

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293

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313

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391

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340

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326

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417

• Core Barrel Overshot Nq, Pq, Bq, Hq