ES544294A0
(es )
1986-10-16
Un metodo para mejorar operaciones de perforacion, recupera-cion de petroleo y similares
ES514541A0
(es )
1983-04-16
"procedimiento para recuperar hidrocarburos condensables de gas natural".
GB2093503B
(en )
1985-01-23
Recovery of hydrocarbons
DE3778582D1
(de )
1992-06-04
Gasumluftherd.
GB8620706D0
(en )
1986-10-08
Recovery of heavy oil
RO95694A
(fr )
1989-01-30
Procede pour la recuperation des metaux non ferreux
NO853889L
(no )
1986-04-07
Gassoppsamlingsanordning.
IL84759A0
(en )
1988-05-31
Equipment and process for the recovery of oil,gas and by-products from pyrobituminous shale and other matter impregnated with hydrocarbons
IT8019076A0
(it )
1980-01-08
Processo di sintesi dell'ammoniaca da idrocarburi.
FR2509321B1
(fr )
1986-05-30
Procede de recuperation d'huile usee
GB8620705D0
(en )
1986-10-08
Recovery of heavy oil
NO873198D0
(no )
1987-07-30
Fremgangsmaate for gjenvinning av metaller.
FR2480299B1
(fr )
1986-06-06
Recuperation d'hydrocarbures, d'ammoniac et de metaux, par conversion de schiste bitumineux
ES266257Y
(es )
1983-07-16
"cursor para cierres de cremallera".
GB8302684D0
(en )
1983-03-02
Recovering hydrocarbon & c from shale oil rock
FR2583180B1
(fr )
1987-08-07
Procede et dispositif de reduction de gigue d'un train numerique synchrone en vue de la recuperation de son rythme
OA06994A
(fr )
1983-08-31
Réduction sélective de métaux lourds.
FR2598941B1
(fr )
1988-09-09
Dispositif de recuperation d'aerosols
ZA826476B
(en )
1983-10-26
Recovery of fuel from oil shale
MA19368A1
(fr )
1982-07-01
Recuperation d'hydrocarbures, d'amoniac et de metaux par conversion de schiste bitumineux
GB8625933D0
(en )
1986-12-03
Recovery of heavy oil
FR2555467B1
(fr )
1986-05-02
Catalyseur a base de mineral argileux calcine, sa preparation et procede de methanisation l'utilisant
JPS5774387A
(en )
1982-05-10
Recovery of hydrocarbon, ammonia and metal valuable matter by conversion of shale
GB8718882D0
(en )
1987-09-16
Miscible gas enhanced oil recovery
AU553434B2
(en )
1986-07-17
Selective removal and recovery of ammonia and hydrogen sulphide from shale oil