# Coalbed methane extractor - Stage 2 (technology) internal name `coalbed-mk02` · tier 5 (Chemical science pack, [tier 5](https://factorio.kalzumeus.com/tier/5.md)) HTML page: https://factorio.kalzumeus.com/tech/coalbed-mk02/ ## Cost 700 units of (1 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 2 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 3 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 6 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 10 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 120 s each. ## Requires (2) - [Chemical science pack](https://factorio.kalzumeus.com/tech/chemical-science-pack.md) - [Machine Components - Stage 2](https://factorio.kalzumeus.com/tech/machine-components-mk02.md) ## Leads to (1) - [Oil industry machinery - Stage 3](https://factorio.kalzumeus.com/tech/oil-machines-mk03.md) ## Unlocks (5 recipes) ### Coalbed extractor MK 02 (`coalbed-mk02`) - 2 s · tier 5 - Ingredients: 1 × [Coalbed extractor MK 01](https://factorio.kalzumeus.com/item/coalbed-mk01.md), 2 × [Electric mining drill](https://factorio.kalzumeus.com/item/electric-mining-drill.md), 1 × [Evaporator MK 01](https://factorio.kalzumeus.com/item/evaporator.md), 6 × [Engine unit](https://factorio.kalzumeus.com/item/engine-unit.md), 30 × [Steel plate](https://factorio.kalzumeus.com/item/steel-plate.md), 20 × [Advanced small parts](https://factorio.kalzumeus.com/item/small-parts-02.md), 40 × [Duralumin](https://factorio.kalzumeus.com/item/duralumin.md), 50 × [Titanium plate](https://factorio.kalzumeus.com/item/titanium-plate.md), 8 × [Self assembly monolayer material](https://factorio.kalzumeus.com/item/self-assembly-monolayer.md), 1 × [Mechanical Parts 02](https://factorio.kalzumeus.com/item/mechanical-parts-02.md) - Results: 1 × [Coalbed extractor MK 02](https://factorio.kalzumeus.com/item/coalbed-mk02.md) - Made in: Burner assembling machine MK 01, Burner assembling machine MK 02, Burner assembling machine MK 03, Automated factory MK 01, Automated factory MK 02, Automated factory MK 03, Automated factory MK 04, Character, Character (flying), Mutagenic infusion, (flying) - Unlocked by: [Coalbed methane extractor - Stage 2](https://factorio.kalzumeus.com/tech/coalbed-mk02.md) ### Coalbed gas (`extract-gas-from-coalbed-3`) - 12 s · tier 5 - Ingredients: 2500 × [Pressurized water](https://factorio.kalzumeus.com/fluid/pressured-water.md), 500 × [Oxygen](https://factorio.kalzumeus.com/fluid/oxygen.md), 2 × [Filtration media](https://factorio.kalzumeus.com/item/filtration-media.md) - Results: 250 × [Coalbed gas](https://factorio.kalzumeus.com/fluid/coalbed-gas.md), 2500 × [Water](https://factorio.kalzumeus.com/fluid/water.md) - Made in: Coalbed extractor MK 01, Coalbed extractor MK 02, Coalbed extractor MK 03, Coalbed extractor MK 04 - Unlocked by: [Coalbed methane extractor - Stage 2](https://factorio.kalzumeus.com/tech/coalbed-mk02.md) ### Coalbed gas (`extract-gas-from-coalbed-4`) - 12 s · tier 5 - Ingredients: 2500 × [Pressurized water](https://factorio.kalzumeus.com/fluid/pressured-water.md), 500 × [Oxygen](https://factorio.kalzumeus.com/fluid/oxygen.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md), 2 × [Filtration media](https://factorio.kalzumeus.com/item/filtration-media.md) - Results: 500 × [Coalbed gas](https://factorio.kalzumeus.com/fluid/coalbed-gas.md), 2500 × [Water](https://factorio.kalzumeus.com/fluid/water.md) - Made in: Coalbed extractor MK 01, Coalbed extractor MK 02, Coalbed extractor MK 03, Coalbed extractor MK 04 - Unlocked by: [Coalbed methane extractor - Stage 2](https://factorio.kalzumeus.com/tech/coalbed-mk02.md) ### Coalbed methane recovery (`extract-methane-from-coalbed`) - 12 s · tier 5 - Ingredients: 2500 × [Pressurized water](https://factorio.kalzumeus.com/fluid/pressured-water.md), 2 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md), 1 × [Filtration media](https://factorio.kalzumeus.com/item/filtration-media.md) - Results: 300 × [Methane](https://factorio.kalzumeus.com/fluid/methane.md), 2500 × [Water](https://factorio.kalzumeus.com/fluid/water.md) - Made in: Coalbed extractor MK 01, Coalbed extractor MK 02, Coalbed extractor MK 03, Coalbed extractor MK 04 - Unlocked by: [Coalbed methane extractor - Stage 2](https://factorio.kalzumeus.com/tech/coalbed-mk02.md) ### Enhanced coalbed methane recovery (`extract-methane-from-coalbed-2`) - 12 s · tier 5 - Ingredients: 2500 × [Pressurized water](https://factorio.kalzumeus.com/fluid/pressured-water.md), 500 × [Carbon dioxide](https://factorio.kalzumeus.com/fluid/carbon-dioxide.md), 1 × [Drill head](https://factorio.kalzumeus.com/item/drill-head.md), 1 × [Filtration media](https://factorio.kalzumeus.com/item/filtration-media.md) - Results: 500 × [Methane](https://factorio.kalzumeus.com/fluid/methane.md), 2500 × [Water](https://factorio.kalzumeus.com/fluid/water.md) - Made in: Coalbed extractor MK 01, Coalbed extractor MK 02, Coalbed extractor MK 03, Coalbed extractor MK 04 - Unlocked by: [Coalbed methane extractor - Stage 2](https://factorio.kalzumeus.com/tech/coalbed-mk02.md)