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PL347674A1
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Method of testing biocides for their capacity to fight against srb bacteria
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PL326280A1
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Method of preventing the production of biogenous hydrogen sulphide in natural gas
|
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PL319472A1
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Drilling fluid
|
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PL317914A1
|
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Method of eliminating permeability of porous media by means of bacteria
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PL314573A1
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Method of preventing formation of hydrate and parafin accumulations in bore holes
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PL313805A1
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Expanding cement grout
|
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PL310748A1
|
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Method of stabilising organic liquids
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PL309424A1
|
|
Transportable installation for removing substances of petroleum origin from soil
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PL308149A1
|
|
Shooting line safety devuce and method of initiating same
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PL307964A1
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Method of removing petroleum derived pollutants from soil
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PL307420A1
|
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System for resording osmotic properties of filter cakes and rock formations
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PL305303A1
|
|
Packer attachment for use in tightness tests
|
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PL305177A1
|
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Method of hydraulically slitting bore-holes
|
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PL304858A1
|
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Cement grout
|
|
PL299631A1
|
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Method of winning heavy petroleum from its accumulation
|
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PL299488A1
|
|
Earth gas fired burner in particular for low-methane gas
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PL299225A1
|
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Measuring system for measuring physical variables
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PL297800A1
|
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Method of selectively measuring potentials of induced rock polarity in a bore-hole
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PL297577A1
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Apparatus for measuring potential rock filtering power
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PL295347A1
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Method of chemically treating production bore-holes
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