ClassID:

85456

C01C3/0212 - CPC Classification

Classification description:

Cyanogen; Compounds thereof; Preparation, of hydrogen cyanide; Preparation in gaseous phase from hydrocarbons and ammonia in the presence of oxygen, e.g. the Andrussow-process

Sub-classes:
Recent Application in this class:
#1
20200299144
2020-09-24

Process for the preparation of sodium cyanide

#2
20180215626
2018-08-02

Installation and process for the preparation of hydrogen cyanide

#3
20180208548
2018-07-26

High purity HCN from acrylonitrile co-production

#4
20180194640
2018-07-12

Method for removing nitriles from hydrogen cyanide

#5
20180155204
2018-06-07

PROCESS FOR THE PREPARATION OF SODIUM CYANIDE

#6
20170283364
2017-10-05

Method for preparing alpha-hydroxycarboxylic acid esters in which ammonia is recycled

#7
20160200586
2016-07-14

REDUCTION OF ORGANONITRILE IMPURITY LEVELS IN HCN FROM AN OXYGEN ANDRUSSOW PROCESS

#8
20160194212
2016-07-07

Installation and process for the preparation of hydrogen cyanide

#9
20160194211
2016-07-07

OPERATIONAL CONTROLS FOR INERT GAS BLANKETING FOR ANDRUSSOW PROCESS

#10
20160152484
2016-06-02

Reactor for preparing hydrogen cyanide by the andrussow process, equipment comprising said reactor and process using such an equipment

#11
20160046498
2016-02-18

PROCESS FOR STABILIZING HEAT EXCHANGER TUBES IN ANDRUSSOW PROCESS

#12
20160046497
2016-02-18

REACTOR SCHEME IN ANDRUSSOW PROCESS

#13
20160046496
2016-02-18

HYDROGEN CYANIDE PRODUCTION WITH CONTROLLED FEEDSTOCK COMPOSITION

#14
20150360965
2015-12-17

APPARATUS AND METHOD FOR DECREASING HUMIDITY DURING AN ANDRUSSOW PROCESS

#15
20150360943
2015-12-17

PROCESS FOR PRODUCING HYDROGEN CYANIDE AND RECOVERING HYDROGEN

#16
20150353371
2015-12-10

PROCESSES FOR PRODUCING HYDROGEN CYANIDE USING STATIC MIXER

#17
20150217249
2015-08-06

C-11 cyanide production system

#18
20130045151
2013-02-21

C-11 cyanide production system

#19
20110171101
2011-07-14

Reactor for preparing hydrogen cyanide by the Andrussow process

#20
20110082310
2011-04-07

Production of nitrile compounds

#21
20110033362
2011-02-10

Process for producing hydrocyanic acid

#22
20100086468
2010-04-08

METHOD FOR PRODUCING HYDROCYANIC ACID (HCN)

#23
20090223804
2009-09-10

Process to C-manufacture acrylonitrile and hydrogen cyanide

#24
20080293980
2008-11-27

Method for the Synthesis of Aromatic Hydrocarbons From C1-C4-Alkanes and Utilization of C1-C4-Alkane-Comprising Product Stream

#25
20080203809
2008-08-28

Producing Calcium Cyanide At A Mine Site Using Easily Transportable Starting Materials

#26
20070056841
2007-03-15

System and method for the manufacture of hydrogen cyanide and acrylonitrile with simultaneous recovery of hydrogen

#27
20050047988
2005-03-03

Method of making hydrocyanic acid using a mass spectrometer control system