SG34793G
(en )
1993-06-11
Reclaiming of waste concrete
FR2593496B1
(fr )
1991-08-30
Procede de gazeification des boues de curage
DE3784563D1
(de )
1993-04-15
Mikroorganismen fuer die zersetzung von giftigem abfall.
UA7088A1
(uk )
1995-06-30
Спосіб одержання солі 2-(2-гідроксіетоксі)етіламіна та 3,6-діхлор-2-метоксібензойної кислоти
EP0494706A3
(en )
1992-09-16
A process for the production of a fibre or whisker reinforced ceramic compact
IL85692A0
(en )
1988-08-31
Manufacture of cement utilizing crushed refuse
IL76544A0
(en )
1986-02-28
Purification of waste water
DE3785919D1
(de )
1993-06-24
Umwandlung von kalziumverbindungen in feste und gasfoermige verbindungen.
GB2199843B
(en )
1991-07-03
A process for the conversion of coal and gypsum to valuable products
PT86278A
(en )
1988-01-01
Improved process of flotation on non-sulphurated ore using n-alkyl aspartic acids and/or n-alkenyl aspartic acids or their salts as co-colectors
RO94331B1
(ro )
1988-05-02
Procedeu de obtinere a sulfatului de zinc din deseuri de baterii
EP0272773A3
(en )
1989-04-26
Process for production silicon carbide whiskers
IT8747741A0
(it )
1987-03-18
Procedimento per la produzione di poliuretanammidi a blocchi termopla sticamente lovorabili
AU591773B2
(en )
1989-12-14
A process to improve the removal of suspended solids in leached uranium ore clarification
DE3660413D1
(en )
1988-09-01
Process for working up waste products from the production of carbon electrodes, and adsorbant therefor
EP0160520A3
(en )
1988-07-20
A process for separating animal cells fromm a liquid culture
EP0186766A3
(en )
1987-05-06
Process and installation for the utilization of refuse
HUT43303A
(en )
1987-10-28
Process for producing metal-carbonates from waste galvanic elements for food-additives containing trace elements
FR2605015B1
(fr )
1988-12-23
Procede de transformation de dechets contenant de la matiere organique.
Harries et al.
1987
Design and Application of a Modern Solid/Liquid Separation Plant
DK164050C
(da )
1992-09-28
4-benzyloxy-3-pyrrolin-2-on samt anvendelse deraf til fremstilling af tetramsyre
GB2205119B
(en )
1991-09-04
Improvements in or relating to the disposal of waste material
RO91424B1
(ro )
1987-05-01
Procedeu de recuperare a argintului si a materialului din care este fabricat suportul rezultat din deseurile de fabricare a materialelor fotosensibile
GB1511327A
(en )
1978-05-17
Method for the treatment of sludges
FR2610617B1
(fr )
1990-06-01
Procede de preparation d'une eau d'origine biologique, eau ainsi obtenue et ses applications