| Patent Number |
Title Of Patent |
Date Issued |
| 4436545 |
Process having the two-fold result of the disposal of waste pickle liquor and the production of ... |
March 13, 1984 |
| 4434633 |
High expression squeeze roll liquor extraction of nonwoven batts |
March 6, 1984 |
| 4431617 |
Methods for removing malodorous sulfur compounds from pulp mill flue gases and the like by using... |
February 14, 1984 |
| 4428842 |
Well reserve pit liquor treatment process |
January 31, 1984 |
| 4425842 |
High expression squeeze roll liquor extraction of nonwoven batts |
January 17, 1984 |
| 4423010 |
Process for the selective removal of arsenic in the course of the oxidizing attack by means of a... |
December 27, 1983 |
| 4417898 |
Continuous dyeing process which provides improved wetfastness: alkandlamine-containing dye liquo... |
November 29, 1983 |
| 4418226 |
Process for refining waste liquor |
November 29, 1983 |
| 4416422 |
Steplessly adjustable device for injecting black liquor into a soda digester |
November 22, 1983 |
| 4414115 |
Removal of copper and zinc species from Bayer process liquor by filtration |
November 8, 1983 |
| 4408995 |
Process for dyeing or finishing textile fibre materials with foamed aqueous liquor containing et... |
October 11, 1983 |
| 4402200 |
Means for applying foamed treating liquor |
September 6, 1983 |
| 4402701 |
Leather dyeing agents and their preparation: membrame separation of dye mother liquor |
September 6, 1983 |
| 4401568 |
Apparatus for processing flushing liquor from coke ovens |
August 30, 1983 |
| 4400359 |
Process for the hot oxidized attack on a uraniferous ore by a concentrated alkaline liquor with ... |
August 23, 1983 |
| 4382916 |
Method of preparing hydrochloric acid and high purity ferrous sulfate hydrate crystals from hydr... |
May 10, 1983 |
| 4376099 |
Process for recovering Cr(VI) ions from a chlorate cell liquor |
March 8, 1983 |
| 4367146 |
Long vertical shaft bioreactor with modified waste liquor injection |
January 4, 1983 |
| 4363700 |
Process for pulping lignocellulosic material with an alkaline sulfide cooking liquor containing ... |
December 14, 1982 |
| 4357207 |
Low molecular weight cationic polymers as deposit inhibitors and dispersants in black liquor rec... |
November 2, 1982 |
| 4338134 |
Process for binding waste liquor or sludge |
July 6, 1982 |
| 4337129 |
Regeneration of waste metallurgical process liquor |
June 29, 1982 |
| 4336189 |
Process for recovering lignosulfonates from spent sulfite liquor |
June 22, 1982 |
| 4334956 |
Method of reutilizing kraft spent liquor |
June 15, 1982 |
| 4326806 |
Copper liquor analyzer |
April 27, 1982 |
| 4324747 |
Pulp waste liquor-phenolic resin binder |
April 13, 1982 |
| 4318772 |
Saturated liquor cooling tower |
March 9, 1982 |
| 4313788 |
Process for reducing oxygen consumption in black liquor oxidation |
February 2, 1982 |
| 4311666 |
Apparatus for controlling the degree of causticization in the preparation of white liquor from t... |
January 19, 1982 |
| 4311679 |
Treatment of sodium tungstate leach liquor containing dissolved silica, phosphorus, and fluorine... |
January 19, 1982 |
| 4308943 |
Liquor flask orienter |
January 5, 1982 |
| 4305913 |
Alumina hydrate production from Bayer liquor by seeding |
December 15, 1981 |
| 4299799 |
Carbon treatment of monohydrate crystallizer liquor |
November 10, 1981 |
| 4296073 |
High temperature attack of ores by means of a liquor essentially containing a soluble bicarbonat... |
October 20, 1981 |
| 4294807 |
System for removing solids from a used lime or limestone slurry scrubbing liquor in flue gas des... |
October 13, 1981 |
| 4280987 |
Method for treatment of Bayer liquor |
July 28, 1981 |
| 4279703 |
Apparatus for the distillation of weak ammonia liquor |
July 21, 1981 |
| 4279754 |
Means for separation of gas and solids from waste mixed liquor |
July 21, 1981 |
| 4274911 |
Method of cooking cellulose material and preserving the heat and terpentine content of the cooki... |
June 23, 1981 |
| 4275042 |
Removal of oxalate from Bayer process liquor |
June 23, 1981 |
| 4275043 |
Removal of oxalate from bayer process liquor |
June 23, 1981 |
| 4263092 |
Method for treating black liquor using acrylic acid polymer |
April 21, 1981 |
| 4258016 |
Process for recovering Ni (II), Cu (II) and Co (II) from an ammoniacal-ammonium sulfate leach li... |
March 24, 1981 |
| 4256695 |
Copper liquor control system |
March 17, 1981 |
| 4256702 |
Process for the separation of uranium contained in an alkaline liquor |
March 17, 1981 |
| 4256713 |
Flue gas treatment with intermittent addition of alkaline reagent to scrubbing liquor |
March 17, 1981 |
| D258478 |
Liquor bar |
March 10, 1981 |
| 4252571 |
Bone char and activated carbon mixtures for sugar liquor purification |
February 24, 1981 |
| D258253 |
Liquor bar cabinet |
February 17, 1981 |
| 4248662 |
Oxygen pulping with recycled liquor |
February 3, 1981 |
