DE3485206D1
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1991-11-28
METHOD FOR THE HYDRORAFFINATION OF HYDROCARBON MATERIAL.
IL52208A0
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1977-07-31
Method of reclaming waste oil
PT79033B
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1986-06-03
VERFAHREN UND VORRICHTUNG ZUM REINIGEN VON WASSER
JPS5378204A
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1978-07-11
Improved method of dewaxing from gas oil
EP0093758A4
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1984-05-17
METHOD AND DEVICE FOR COMPENSATING INTERFERENCE.
JPS5258705A
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1977-05-14
Antiioxidizing stabilizating oil and making method thereof
JPS5631989A
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1981-03-31
Method and device for pumping up fluid from oil well
DE3381736D1
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1990-08-23
METHOD AND DEVICE FOR DISPLAYING LADDER DIAGRAMS.
JPS5355303A
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1978-05-19
Method of making industrial white oil
DE3483355D1
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1990-11-08
DEVICES AND METHOD FOR DRIVING PROJECTILE.
DE69008832D1
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1994-06-16
Method and device for the partial combustion of coal.
DE3381738D1
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1990-08-23
METHOD AND DEVICE FOR DISPLAYING LADDER DIAGRAMS.
JPS5625595A
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1981-03-11
Method and device for pumping up oil well
CA1029268A
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1978-04-11
Mineral oil emulsion
JPS5354206A
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1978-05-17
Method of making lubricating oil
DD131722A5
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1978-07-19
METHOD AND DEVICE FOR PREPARING OIL WATER EMULSIONS
SU508272A1
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1976-03-30
The method of flotation of sulfide ores
JPS5354651A
(en )
1978-05-18
Oil seal and method of making same
DD131530A5
(en )
1978-07-05
METHOD FOR CONTAINING OIL AND PROTEIN S
JPS5334806A
(en )
1978-03-31
Method of regenerating lubricating oil
JPS51131502A
(en )
1976-11-16
Desulfurization method of heavy oil containing asphaltene
SU526666A1
(en )
1976-08-30
The method of desulfurization of liquid iron
JPS52105908A
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1977-09-06
Method of stabilizing hydrocarbon lubricating oil
DK16681A
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1981-07-17
LUBRICANT OIL MIXTURES AND PROCEDURES FOR PRODUCING THEM
JPS51131501A
(en )
1976-11-16
Desulfurization method of heavy oil containing asphaltene